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  <xsd:element id="hlly_AmortizationOfDebtIssuanceCostsYearOne" name="AmortizationOfDebtIssuanceCostsYearOne" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_AmortizationOfDebtIssuanceCostsYearThree" name="AmortizationOfDebtIssuanceCostsYearThree" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_AmortizationOfDebtIssuanceCostsYearTwo" name="AmortizationOfDebtIssuanceCostsYearTwo" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_BusinessCombinationConsiderationEarnOutShares" name="BusinessCombinationConsiderationEarnOutShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_BusinessCombinationConsiderationEarnOutValue" name="BusinessCombinationConsiderationEarnOutValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_BusinessCombinationContingentConsiderationSharesIssuableShares" name="BusinessCombinationContingentConsiderationSharesIssuableShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="hlly_BusinessCombinationIntangibleAssetsIncludingGoodwillAcquired" name="BusinessCombinationIntangibleAssetsIncludingGoodwillAcquired" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_BusinessCombinationPotentialContingentAdditionalPayment" name="BusinessCombinationPotentialContingentAdditionalPayment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_BusinessCombinationPotentialContingentAdditionalPaymentFairValue" name="BusinessCombinationPotentialContingentAdditionalPaymentFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccrued" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccrued" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_CashPaidForContingentConsideration" name="CashPaidForContingentConsideration" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_ChangeInFairValueOfEarnOutLiability" name="ChangeInFairValueOfEarnOutLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_ClassAOrdinarySharesSubjectToPossibleRedemptionShares" name="ClassAOrdinarySharesSubjectToPossibleRedemptionShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="hlly_CommonStockAvailableForFutureIssuance" name="CommonStockAvailableForFutureIssuance" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_CommonStockSharesSubjectToForfeitureForfeited" name="CommonStockSharesSubjectToForfeitureForfeited" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="hlly_DebtInstrumentWithdrawnAmount" name="DebtInstrumentWithdrawnAmount" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_DebtMaturity" name="DebtMaturity" type="xbrli:gYearMonthItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_DeferredUnderwritingFees" name="DeferredUnderwritingFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_DeferredUnderwritingFeesPayableNonCurrent" name="DeferredUnderwritingFeesPayableNonCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_DescriptionOfProposedStockholders" name="DescriptionOfProposedStockholders" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_EarnOutAdjustment" name="EarnOutAdjustment" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_EarnOutLiability" name="EarnOutLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_EarnOutSharesIssuedToEmpowerSponsorHoldingsLlc" name="EarnOutSharesIssuedToEmpowerSponsorHoldingsLlc" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_EstimatesSettlementCharge" name="EstimatesSettlementCharge" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_ExcessAndObsoleteReserveInventory" name="ExcessAndObsoleteReserveInventory" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_ExercisedOptionsPerShareInDollarsPerShare" name="ExercisedOptionsPerShareInDollarsPerShare" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour" name="FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_FormationCosts" name="FormationCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_ForwardPurchaseAgreementDescription" name="ForwardPurchaseAgreementDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_IncreaseInAcquisitionContingentConsiderationPayable" name="IncreaseInAcquisitionContingentConsiderationPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_IncreaseInEarnOutLiabilities" name="IncreaseInEarnOutLiabilities" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_IncreaseInLiabilitiesForAssociatedLeaseObligations" name="IncreaseInLiabilitiesForAssociatedLeaseObligations" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_IncreaseInNoncurrentAssetsForRightOfUseAssets" name="IncreaseInNoncurrentAssetsForRightOfUseAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_IndefiniteLivedIntangibleAssetsNet" name="IndefiniteLivedIntangibleAssetsNet" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_IssuanceOfEarnOutShares" name="IssuanceOfEarnOutShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_IssuanceOfEarnOutSharesShares" name="IssuanceOfEarnOutSharesShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_LongTermDebtIncludingRelatedPartiesNoncurrent" name="LongTermDebtIncludingRelatedPartiesNoncurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_NumberOfConsecutiveTradingDaysForDeterminingTheSharePrice" name="NumberOfConsecutiveTradingDaysForDeterminingTheSharePrice" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_NumberOfTradingDaysForDeterminingTheSharePrice" name="NumberOfTradingDaysForDeterminingTheSharePrice" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_OtherOfferingCosts" name="OtherOfferingCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_PrepaidsAndOtherCurrentAssets" name="PrepaidsAndOtherCurrentAssets" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_PrincipalPaymentsOnLongTermDebt" name="PrincipalPaymentsOnLongTermDebt" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_ProceedsFromPipeFinancingUsedForTheDebtPaydown" name="ProceedsFromPipeFinancingUsedForTheDebtPaydown" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_RelatedPartyAcquisitionAndManagementFeeCosts" name="RelatedPartyAcquisitionAndManagementFeeCosts" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_RelatedPartyDebtOutstanding" name="RelatedPartyDebtOutstanding" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_RepaymentOfOutstandingPrincipal" name="RepaymentOfOutstandingPrincipal" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_RestrictedEarnOutShare" name="RestrictedEarnOutShare" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="hlly_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsValueVestedWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsValueVestedWeightedAverageGrantDateFairValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_StockholdersEquityDescription" name="StockholdersEquityDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_TotalAcquisitionRestructuringAndManagementFees" name="TotalAcquisitionRestructuringAndManagementFees" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false" xbrli:balance="debit"/>
  <xsd:element id="hlly_UnderwritingDiscountFeeDeferred" name="UnderwritingDiscountFeeDeferred" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantDescription" name="WarrantDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantExpiryDate" name="WarrantExpiryDate" type="xbrli:dateItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantLiability" name="WarrantLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false" xbrli:balance="credit"/>
  <xsd:element id="hlly_WarrantsExpirePeriod" name="WarrantsExpirePeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantsForRedemptionDescription" name="WarrantsForRedemptionDescription" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantsToPurchase" name="WarrantsToPurchase" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WeightedAverageInterestRateOnCreditFacility" name="WeightedAverageInterestRateOnCreditFacility" type="xbrli:pureItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" nillable="true" abstract="false"/>
  <xsd:element id="hlly_AgreementDomain" name="AgreementDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AgreementOneDomain" name="AgreementOneDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_BusinessCombinationEarnOutSharesTrancheDomain" name="BusinessCombinationEarnOutSharesTrancheDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_InvestorsDomain" name="InvestorsDomain" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_CommitmentsDetailsLineItems" name="CommitmentsDetailsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DescriptionOfOrganizationandBusinessOperationsDetailsLineItems" name="DescriptionOfOrganizationandBusinessOperationsDetailsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FairValueLiabilitiesMeasuredOnRecurringBasisLineItems" name="FairValueLiabilitiesMeasuredOnRecurringBasisLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FairValueMeasurementsDetailsScheduleOfValueAssetsMeasuredOnRecurringBasisLineItems" name="FairValueMeasurementsDetailsScheduleOfValueAssetsMeasuredOnRecurringBasisLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_InitialPublicOfferingLineItems" name="InitialPublicOfferingLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PrivatePlacementDetailsLineItems" name="PrivatePlacementDetailsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_RelatedPartyTransactionsDetailsLineItems" name="RelatedPartyTransactionsDetailsLineItems" type="xbrli:stringItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AccessoriesMember" name="AccessoriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AcquisitionContingentConsiderationMember" name="AcquisitionContingentConsiderationMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AcquisitionContingentConsiderationPayableMember" name="AcquisitionContingentConsiderationPayableMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AdvanceEngineManagementAcquisitionMember" name="AdvanceEngineManagementAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AdvanceEngineManagementIncMember" name="AdvanceEngineManagementIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_AmendedAndRestatedForwardPurchaseAgreementMember" name="AmendedAndRestatedForwardPurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ArFpaInvestorMember" name="ArFpaInvestorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_BaerIncMember" name="BaerIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_BlackSholesOptionPricingModelMember" name="BlackSholesOptionPricingModelMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_BrothersMailOrderIndustriesIncMember" name="BrothersMailOrderIndustriesIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_CertainAssignmentAndAssumptionAgreementMember" name="CertainAssignmentAndAssumptionAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ClassACommonStockAndOneThirdOfOneWarrantMember" name="ClassACommonStockAndOneThirdOfOneWarrantMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ClassicInstrumentAcquisitionMember" name="ClassicInstrumentAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ClassicInstrumentsLlcMember" name="ClassicInstrumentsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_CommonStockSharesSubjectToPossibleRedemptionMember" name="CommonStockSharesSubjectToPossibleRedemptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DefinedContributionPensionMember" name="DefinedContributionPensionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DetroitSpeedIncMember" name="DetroitSpeedIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DomesticationCommonStockMember" name="DomesticationCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DrakeAutomotiveGroupLlcMember" name="DrakeAutomotiveGroupLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EarnOutLiabilityMember" name="EarnOutLiabilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EarnOutSharesMember" name="EarnOutSharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ElectronicSystemsMember" name="ElectronicSystemsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EmpowerClassACommonStockMember" name="EmpowerClassACommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EmpowerClassBCommonStockMember" name="EmpowerClassBCommonStockMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EmpowerFundingLlcMember" name="EmpowerFundingLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EmpowerSponsorHoldingsLlcMember" name="EmpowerSponsorHoldingsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ExhaustMember" name="ExhaustMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FinspeedLlcMember" name="FinspeedLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FirstLienAndSecondLienNotesMember" name="FirstLienAndSecondLienNotesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FirstLienNoteMember" name="FirstLienNoteMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FirstLienTermLoanDueNovember172028Member" name="FirstLienTermLoanDueNovember172028Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ForwardPurchaseAgreementLiabilityMember" name="ForwardPurchaseAgreementLiabilityMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ForwardPurchaseAgreementMember" name="ForwardPurchaseAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FounderSharesMember" name="FounderSharesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FourHundredAndOnekMember" name="FourHundredAndOnekMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_HolleyParentHoldingsLlcMember" name="HolleyParentHoldingsLlcMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_InternationalMember" name="InternationalMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_JohnsAcquisitionMember" name="JohnsAcquisitionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_JohnsIndIncMember" name="JohnsIndIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MeasurementInputPriceHurdleOneMember" name="MeasurementInputPriceHurdleOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MeasurementInputPriceHurdleTwoMember" name="MeasurementInputPriceHurdleTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MeasurementInputPriceThresholdMember" name="MeasurementInputPriceThresholdMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MeasurementInputSharePrice1Member" name="MeasurementInputSharePrice1Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MeasurementInputStrikePriceMember" name="MeasurementInputStrikePriceMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MechanicalSystemMember" name="MechanicalSystemMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MergerAgreementMember" name="MergerAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MidoceanPartnersVExecutiveL.pMember" name="MidoceanPartnersVExecutiveL.pMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MidoceanPartnersVLpMember" name="MidoceanPartnersVLpMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_MonteCarloSimulationModelMember" name="MonteCarloSimulationModelMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_NewFpaPurchasersMember" name="NewFpaPurchasersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_NewPipeInvestorsMember" name="NewPipeInvestorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_OutstandingWarrantsMember" name="OutstandingWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PipeInvestorsMember" name="PipeInvestorsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PipeSubscriptionAgreementMember" name="PipeSubscriptionAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PrivateMemberMember" name="PrivateMemberMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PrivatePlacementWarrantsMember" name="PrivatePlacementWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PrivateWarrantsMember" name="PrivateWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ProfitInterestUnitsMember" name="ProfitInterestUnitsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PublicWarrantsMember" name="PublicWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_RevolverMember" name="RevolverMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SafetyMember" name="SafetyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SecondLienNoteMember" name="SecondLienNoteMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SentinelCapitalPartnersJuniorFundIMember" name="SentinelCapitalPartnersJuniorFundIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SentinelCapitalPartnersMember" name="SentinelCapitalPartnersMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SimpsonPerformanceProductIncMember" name="SimpsonPerformanceProductIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SimpsonPerformanceProductsIncMember" name="SimpsonPerformanceProductsIncMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SponsorMember" name="SponsorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_SubscriptionAgreementMember" name="SubscriptionAgreementMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_TechnologyMember" name="TechnologyMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_TermLoanMember" name="TermLoanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_TrancheOneMember" name="TrancheOneMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_TrancheTwoMember" name="TrancheTwoMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_TrustAccountMember" name="TrustAccountMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_TwoThousandTwentyOneOmnibusIncentivePlanMember" name="TwoThousandTwentyOneOmnibusIncentivePlanMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_WarrantLiabilityPrivatePlacementWarrantsMember" name="WarrantLiabilityPrivatePlacementWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_WarrantLiabilityPublicWarrantsMember" name="WarrantLiabilityPublicWarrantsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_EmergingGrowthCompanyPolicyTextBlock" name="EmergingGrowthCompanyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantAndForwardPurchaseAgreementLiabilitiesPolicyTextBlock" name="WarrantAndForwardPurchaseAgreementLiabilitiesPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_CommitmentsDetailsTable" name="CommitmentsDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DescriptionOfOrganizationAndBusinessOperationsDetailsTable" name="DescriptionOfOrganizationAndBusinessOperationsDetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FairValueLiabilitiesMeasuredOnRecurringBasisTable" name="FairValueLiabilitiesMeasuredOnRecurringBasisTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_FairValueMeasurementsDetailsScheduleOfValueAssetsMeasuredOnRecurringBasisTable" name="FairValueMeasurementsDetailsScheduleOfValueAssetsMeasuredOnRecurringBasisTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_PrivatePlacementdetailsTable" name="PrivatePlacementdetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_ProposedPublicOfferingTable" name="ProposedPublicOfferingTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_RelatedPartyTransactionsdetailsTable" name="RelatedPartyTransactionsdetailsTable" type="xbrli:stringItemType" substitutionGroup="xbrldt:hypercubeItem" xbrli:periodType="duration" nillable="true" abstract="true"/>
  <xsd:element id="hlly_DisclosureOfChangesInTheFairValueOfWarrantLiabilitiesTableTextBlock" name="DisclosureOfChangesInTheFairValueOfWarrantLiabilitiesTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_PrivatePlacementTextBlock" name="PrivatePlacementTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_ProposedPublicOfferingTextBlock" name="ProposedPublicOfferingTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_ReconciliationOfChanges" name="ReconciliationOfChanges" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_RisksAndUncertainitiesPolicyTextBlock" name="RisksAndUncertainitiesPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_ScheduleOfElementsOfBusinessCombinationToCashFlowsTableTextBlock" name="ScheduleOfElementsOfBusinessCombinationToCashFlowsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_ScheduleOfInformationAssociatedWithTheMeasurementOfOperatingLeaseObligations" name="ScheduleOfInformationAssociatedWithTheMeasurementOfOperatingLeaseObligations" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_ScheduleOfOperatingLeaseAssetsAndObligationsTableTextBlock" name="ScheduleOfOperatingLeaseAssetsAndObligationsTableTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
  <xsd:element id="hlly_WarrantLiabilityTextBlock" name="WarrantLiabilityTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" nillable="true" abstract="false"/>
</xsd:schema>
