CHEVROLET Chevy small block Gen III/IV (LS-based engines) Holley Parts and Accessories

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

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Today

Engine Oil Dipstick, GM LS Retrofit, Plastic Handle, Yellow, Steel Tube, Black Powdercoated, Chevy, Small Block, Each

Part Number: HLY-302-15

2.29 out of 5 stars ( 35 )

Estimated Ship Date: Today

Gaskets, Intake Manifold, O-ring Seals, Rubber, Stock Ports, 8-piece, Chevy, LS, 6.2L, 7.0L, Set

Part Number: HLY-508-22

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Plenum O-Ring Cord, 4.5 ft. Long, 3/32 in. Diameter, Hi-Ram, Chevy, LS, Each

Part Number: HLY-508-21

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Throttle Cable Brackets, Throttle Body Mounting Style, Steel, Black, Hi-Ram, Mid-Ram, GM, Small Block LS, Each

Part Number: HLY-20-149

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Today

Water Pump Fasteners, Holley, LT/LS Cooling Manifold, Replacement, Hardware, Steel, Cadmium Finish, GM, Gen III/IV, LS Engines, Kit

Part Number: HLY-97-162

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Adapter Harnesses, Holley EFI, MAP Sensor Adapter, 3-pin Delphi GT to 3-pin Delphi M/P 150 Connector, Plug-and-Play, LS Engine Harness, Each

Part Number: HLY-558-467

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Intake Manifold Installation, Sniper EFI, O-Ring, Gaskets, Mounting Hardware, Stock Port, Mod-Motor Manifold, Chevy, LS, 5.47L, 6.0L, Kit

Part Number: SNE-870002

Not Yet Reviewed

Estimated Ship Date: Today

Water Neck Thermostat Housings, Replacement, Aluminum, 1.50 in. Outlet, O-ring Seal, with Thermostat, for LT/LS Mid-Mount Accessory Drive Only, Each

Part Number: HLY-97-169

Not Yet Reviewed

Estimated Ship Date: Today

Throttle Cable Brackets, Intake Manifold Mounting Style, Steel, Black, for Use On Holley Intake HLY-300-621, Chevrolet, Small Block LS, Each

Part Number: HLY-20-154

Not Yet Reviewed

Estimated Ship Date: Today

Throttle Body Adapter, Sniper EFI, Billet Aluminum, 75mm Bore, Black Anodized, 3-bolt to 4-bolt Adapter, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: SNE-860026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Throttle Body Adapter, Sniper EFI, Billet Aluminum, 92mm Bore, Black Anodized, for 78mm Factory Intake, Chevy, 4.8L, 5.3L, 6.0L, Each

Part Number: SNE-860020

Not Yet Reviewed

Estimated Ship Date: Today

Intake Manifold Installation, Sniper EFI, O-Ring, Gaskets, Mounting Hardware, Rectangle Port, LS Manifold, Chevy, LS, 6.2L, Kit

Part Number: SNE-870003

Not Yet Reviewed

Estimated Ship Date: Today

Crankshaft Damper Spacers, Replacement, Steel, Black, for LS7 Wet to Dry Sump Conversion, Chevy, 7.0L, Each

Part Number: HLY-97-333

Not Yet Reviewed

Estimated Ship Date: Today

Gaskets, Replacement, Port Flange, O-ring, Size 2-234, Intake Model 300-255, 300-256, 300-290, 300-291, 8-piece, Set

Part Number: HLY-508-28

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Oil Fill Caps, LS Engine, Twist-in, Octagon Shape, Natural, Aluminum Cap, O-ring Included, for Holley LS Valve Covers, Each

Part Number: HLY-241-225

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Fill Caps, LS Engine, Twist-in, Octagon Shape, Black, Plastic, Billet Aluminum Insert, Domed Holley Decal, Each

Part Number: HLY-241-224

Not Yet Reviewed

Estimated Ship Date: Today

Weatherproof Connectors, Holley EFI, LS 58X Crank/CPS Sensor Connectors, Metripack, 3-pin, Female, Black, with Pins, Seals, TPA, 10-piece, Chevy, Set

Part Number: HLY-570-318

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Special Order

Brackets, Sniper EFI, Throttle Cable Mount, Intake Manifold, Aluminum, Silver, for Sniper EFI, Fabricated, with Hardware, Chevy, LS, 5.7L, 6.0L, Kit

Part Number: SNE-870016

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Accessory Bracket Components, Replacement, LSA Supercharged Accessory Drive, Bolt Kit, Steel, Nickel Finish, Chevy, 6.2L, Kit

Part Number: HLY-97-263

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Special Order

Engine Accessory Bracket Components, Replacement, Hardware, Steel, Nickel Finish, LSA Alternator and Power Steering Accessory Drive, Chevy, 6.2L, Kit

Part Number: HLY-97-238

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Special Order

Weatherproof Connectors, Holley EFI, LS 24X Crank, MAP Sensor Connectors, Metripack, 3-pin, Female, Gray, with Pins, Seals, TPA, 10-piece, Chevy, Set

Part Number: HLY-570-317

Not Yet Reviewed

Estimated Ship Date: Oct 27, 2025 if ordered today

• Drop Ship
• Special Order