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502-5 | STAND ALONE TBIclose
Holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true 50-State legal installation. They are engineered for a "bolt-on" installation on stock factory manifolds for the applications cataloged. This replacement throttle body is considered to be the functional equivalent of the original equipment throttle body and, as such, is considered to be 50-State leg..
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502-7 | 88-91 S AND T TRK 4.3L 670 CFMclose
Holley designed these throttle bodies with all relevant emission provisions and hook-ups for a true 50-State legal installation. They are engineered for a "bolt-on" installation on stock factory manifolds for the applications cataloged. This replacement throttle body is considered to be the functional equivalent of the original equipment throttle body and, as such, is considered to be 50-State leg..
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503-3 | 2BBL PRO-JECTION RENEW KITclose
Renew Kit for 2 bbl Pro-Jection 2 x 2 Pro-Jection BrandHolleyEmission Code5Product TypeTBI Rebuild KitPart Number503-3..
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503-5 | KITclose
Renew Kit for 2 bbl Replacement TBIs PN's 502-4,502-5,502-6,502-7,502-8BrandHolleyEmission Code5Product TypeTBI Rebuild KitPart Number503-5..
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503-6 | FUEL INJECTION RENEW KITclose
Renew Kit for 4 bbl Pro-Jection TBI UnitBrandHolleyEmission Code5Product TypeTBI Rebuild KitPart Number503-6..
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508-11 | OE TO PROJECT T/B GASKETclose
Gasket for 2 bbl TBI Flange OE Manifold/2 in. Bores For PN's 502-4, 502-5, 502-6, 502-7, 502-9 BrandHolleyEmission Code5Flange StyleTBIMaterialFiberProduct TypeThrottle Body Mounting GasketPart Number508-11..
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508-12 | AIR DIST RINGclose
Air Distribution Ring for Holley 4bbl TBI with injector pod mounted above throttle body.BrandHolleyColorRawEmission Code5MaterialSteelProduct TypeAir Cleaner SpacerPart Number508-12..
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508-14 | GASKETclose
Air Cleaner Gasket 1 bbl Pro-Jection PN[501-1/501-2] Air Cleaner Adapter To O.E. Air CleanerBrandHolleyEmission Code5MaterialFiberProduct TypeAir Cleaner GasketPart Number508-14..
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508-15 | GASKET VALVE SPRINGclose
Throttle Body Gasket for 1 bbl Pro-Jection PN's 501-2, 501-12 Flange/Adapter BrandHolleyEmission Code5Flange Style1 bbl Pro-JectionMaterialFiberProduct TypeThrottle Body Mounting GasketPart Number508-15..
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508-17 | 1000 CFM SEALING PLATE & GSKTclose
Intake mounting gasket sealing kit for use with throttle body part number 112-577.BrandHolley EFIEmission Code5Product TypeThrottle Body Mounting GasketPart Number508-17..
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508-18 | 2000 CFM SEALING PLATE & GSKTclose
Intake mounting gasket sealing kit for use with throttle body part number 112-578.BrandHolley EFIEmission Code5Product TypeThrottle Body Mounting GasketPart Number508-18..
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508-19 | KIT-INJ O-RING SERVICE-DELPHIclose
Replacement O-Ring Kit For Delphi Style InjectorsFeatures:Kit contains 4 small and 4 large O-RingsBrandHolleyEmission Code5MaterialRubberProduct TypeFuel Injector O-RingQty8Part Number508-19..
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508-21 | GASKET KIT, HI-RAM PLENUM O-RING CORDclose
Gasket Kit, Hi-Ram Plenum O-Ring CordBrandHolleyEmission Code4Product TypeManifoldType of ComponentGaskets & SealsPart Number508-21..
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508-25 | IM GASKET SET, O-RING LT1close
Replacement Intake Manifold Gaskets for Head to Intake Flange (includes 8 O-Rings). Fits Holley LT1 Intakes Only.Features:Replacement LT1 O'Ring Kit for Port to HeadBrandHolleyEmission Code5EngineGM Gen V LT1Product TypeIntake Gasket SetType of ComponentGaskets & SealsPart Number508-25..
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508-3 | MISC PARTSclose
Throttle Body Gasket 1 bbl TBI Flange Holley Manifold/2 in. Bore For PN's 500-1, 500-2, 500-3, 500-4, 500-5 BrandHolleyEmission Code5Flange StyleTBIMaterialFiberProduct TypeThrottle Body Mounting GasketPart Number508-3..
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508-5 | GASKETclose
Throttle Body Gasket Flange For 2 bbl Pro-Jection For PN 502-1 Spread Bore Manifold To 17-41 Or 517-1 Adapters BrandHolleyEmission Code5Flange Style2 bbl Pro-JectionMaterialFiberProduct TypeThrottle Body Mounting GasketPart Number508-5..
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508-6 | 2BBL PROJECTION FLANGE GASKETclose
Throttle Body Gasket for 2bbL Pro-Jection-PN's 502-1, 502-2 2X2 ProJection-PN 502-2211 2bbl TBI Flange-PN's 17-41, 17-45, 517-1 Adapters BrandHolleyEmission Code5Flange Style2 bbl Pro-JectionMaterialFiberProduct TypeThrottle Body Mounting GasketPart Number508-6..
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508-8 | IAC GASKETclose
Idle Air Control Motor Gasket for "D" and "Di" Pro-Jection Systems BrandHolleyEmission Code5MaterialFiberProduct TypeIAC PartPart Number508-8..
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508-9 | FLANGE GASKETclose
Throttle Body Flange Gasket for 2 bbl Pro-Jection PN 502-2 Square Bore Manifold To 17-6 Adapter BrandHolleyEmission Code5Flange Style4150MaterialFiberProduct TypeThrottle Body Mounting GasketPart Number508-9..
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512-501 | ADJ FUEL PRES REG 85-92 CHVTPIclose
Holley fuel injection pressure regulators are designed to provide the correct fuel pressure for any high performance fuel injected vehicle. Regulators for dedicated applications are offered in various colors. These each feature a range of adjustability from 35-65 PSI. They are made to bolt in the stock location, so installation is a snap!Features:Adjustable from 35-65 psiCNC machined billet alumin..
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