Recommended Parts for HLY-550-1221
Filters
Fuel Filter, Pressure Regulator, Inline, 58 psi, 5 Micron, Fuel Injection, Chevy, LS, 5.7L, Corvette, Each
Part Number: SUM-230150
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Harness Adaptors, Holley EFI, LS3 MAP Sensor Adapter, Plug-and-Play, Pre-Terminated, Adapts to LS1/LS2 Engine, Chevy, 5.7L, 6.0L, Each
Part Number: HLY-558-416
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Fuel Filter Pressure Regulator, LS, Inline, Steel, Natural, 5 micron Filter, Chevy, 5.7L LS, Each
Part Number: TNK-LS9904
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Map Sensor Adapter, Convert LS1/LS2 Map Sensor to LS3 Sensor, Harness Adapter, Chevrolet V8, Each
Part Number: SUM-890133
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Adapter Harnesses, Holley EFI, MAP Sensor Adapter, MPFI Weatherpack 2-pin to 3-pin Delphi GT Connector, Plug-and-Play, LS Engine Harness, Each
Part Number: HLY-558-466
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Map Sensor Adapter, Convert LS1/LS2 Map Sensor to LS3 Sensor, Harness Adapter, Chevy, LS, Each
Part Number: TSN-81033
Not Yet Reviewed
Estimated Ship Date: Monday 10/26/2026 if shipped by air
Estimated Ship Date: Monday 10/26/2026 if shipped by air
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