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

Head Combo, GenX® Top-End, 515 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit

Part Number: TFS-K306-515-460

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jul 24, 2025 if ordered today

• Free Shipping
• Special Order

Thermostat, with Seal, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-456-160

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Tester Adapter, Cooling System, Steel, Green, Buick, Chevy, Ford, GMC, Each

Part Number: SNN-3127

Not Yet Reviewed

Estimated Ship Date: May 8, 2025 if ordered today

• Free Shipping

Thermostat, with Seal, 160 Degrees F, Stainless Steel, Each

Part Number: SNN-523-160

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Radiator Cap, Lev-R-Vent, Stainless Steel, Natural, Stant, 18 psi, Cadillac, Chevy, Chrysler, Dodge, Jeep, Pontiac, Each

Part Number: SNN-ST18

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Radiator Cap, Stainless Steel, Natural, Stant, 16 psi, Chevy, Chrysler, Dodge, Jeep, Ram, Each

Part Number: SNN-T16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Thermostat, Mechanical, Thermostat with Seal, Standard-flow, 180 degrees F, Copper/Stainless Steel, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: SNN-523-180

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Thermostat, with Seal, 187 Degrees F, Stainless Steel, Each

Part Number: SNN-456-187

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Fuel Tank Cap, Locking, Plastic, Black, For use on Honda®, Chevy, Mazda, Nissan, Toyota, Each

Part Number: SNN-MGC791

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Radiator Cap, Lev-R-Vent, Stainless Steel, Natural, Stant, 16 psi, Chevy, Chrysler, Dodge, Jeep, Mini, Ram, Each

Part Number: SNN-ST16

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Tester Adapter, Cooling System, Steel, Green, Chevy, Saab, Ford, GMC, Each

Part Number: SNN-3128

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Wiring Harness, Elite 2000/2500 GM Gen IV LS/LSX, DBW Ready Terminated Harness, Bosch EV6, Each

Part Number: HTH-HT-141367

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Wiring Harness, Elite 2000/2500 GM Gen IV LS/LSX, Non-DBW Terminated Harness, Bosch EV6, Each

Part Number: HTH-HT-141365

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Wiring Harness, Elite 2000/2500 GM Gen III LS1/LS6, Non-DBW Terminated Harness, Each

Part Number: HTH-HT-141360

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Fuel Tank Cap, OE Replacement, Plastic, Black, Each

Part Number: SNN-MGC817

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Head Combo, GenX® Top-End, 500 HP/460 ft.-lbs. Torque, Chevy, Small Block, LS1, Kit

Part Number: TFS-K306-500-460

Not Yet Reviewed

Estimated Ship Date: Jul 24, 2025 if ordered today

• Free Shipping
• Special Order

Head Combo, GenX® Top-End, 455 hp/426 ft.-lbs. Torque, Chevy, 5.3L, Kit

Part Number: TFS-K305-455-425

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Jul 8, 2025 if ordered today

• Free Shipping
• Special Order

Radiator Cap, Stainless Steel, Natural, Stant, 18 psi, Cadillac, Chevy, Chrysler, Dodge, Jeep, Pontiac, Each

Part Number: SNN-T18

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Oil Filler Cap, Plastic, Black, Twis-In, Chevy, Buick, Cadillac, Chrysler, GMC, Saab, Each

Part Number: SNN-MO99

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Thermostat, Integrated Housing Thermostat, 187 Degrees F, Stainless Steel, Each

Part Number: SNN-379-187

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Head Combo, GenX® Top-End, Chevy, Small Block, LS2, Kit

Part Number: TFS-K306-550-470

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Jul 11, 2025 if ordered today

• Free Shipping
• Special Order

LS1 Coil with built-in Ignitor

Part Number: HTH-HT-020102

Not Yet Reviewed

Estimated Ship Date: May 16, 2025 if ordered today

• Special Order

Radiator Cap, Stainless Steel, Natural, Stant, 16 psi, For use on Honda®, Ford, Hyundai, Kia, Mitsubishi, Subaru, Toyota, Each

Part Number: SNN-T16R

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Combo, SLP, Air Box Lid, K&N, Air Filter, Air Foil, Chevy, Pontiac, Kit

Part Number: CMB-03-0090

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow if ordered today

• Drop Ship
• Free Shipping
• Special Order