Holley Parts and Accessories

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2, Wideband, Ford, Lincoln, Mercury, 2-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-616N

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Fuel Injection Systems, HP EFI Retrofit, Engine Management, Multi Point, 4-barrel, 4500 Flange, Sensors, Fuel Rails, Regulator, Wire Harness, Kit

Part Number: HLY-550-501

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Ford, Multi-Point, Kit

Part Number: HLY-550-606

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Accessory Drive System, Mid-Mount, Serpentine, 6-groove, Alternator, Power Steering, AC, Water Pump, Belts, Black Finish, Hemi, Gen III, Non-VVT, Kit

Part Number: HLY-20-292BK

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Accessory Drive Systems, LS Mid-mount, Serpentine, Alternator, Water Pump, Power Steering, SFI Damper, Hardware, Natural Finish, Chevy, 4.8-7.0L, Kit

Part Number: HLY-20-181

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, GM, LS2, LS3, LS7, Kit

Part Number: HLY-550-607N

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 4.6L, 5.4L, Kit

Part Number: HLY-550-617N

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Accessory Drive Systems, Mid-Mount, Gen III, Hemi, Non-VVT, Serpentine, 6-groove, Alternator, Power Steering, AC, Water Pump, Belts, Natural, Kit

Part Number: HLY-20-292

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Installation Kits, Transmission, TKX, TKO, Aluminum Bellhousing, 11 in. Disc, 26 Spline, 153 Tooth, Billet Flywheel, External Balance, BBC, Kit

Part Number: HLY-319-502

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Pulley Kits, LS Swap, Serpentine, Alternator, Power Steering, A/C, GM Type 2, 130 Amp Alternator, Black, Kit

Part Number: HLY-20-136BK

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Accessory Drive Systems, LS Mid-Mount, Serpentine, Alternator, A/C, Water Pump, Power Steering, SFI Damper, Polished Finish, Chevy, 4.8-6.2, Kit

Part Number: HLY-20-180P

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Estimated Ship Date: Apr 7, 2026 if ordered today

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