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

Water Pump Gasket, GM Genuine Part, Rubber/Steel Core, Requires 2 Gaskets Per Engine, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-251-663

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Monday 10/6/2025

Plug Fitting, LS Oil Pan Pressure Relief Valve, 14mm x 1.5 Size, Male Threads, Internal Allen Head, Crush Washer, Aluminum, Black, Each

Part Number: SUM-01-3454

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Water Pump Gaskets, Aluminum, Chevy GM, LS/LSX, Gen III/IV, Pair

Part Number: SUM-G2624

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Oil Galley Plug, Nylon, White, Chevrolet, Small Block Gen III/IV, LS, Each

Part Number: MEL-MOGP-100

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

Power Steering Fluid, 16 oz., Each

Part Number: ADO-10-5074

5.0 out of 5 stars ( 3 )

Cannot be shipped Internationally

• Restricted

Rocker Arm. Intake, Offset, Chevy LS3, L99, Steel, Each

Part Number: BTC-RKRLS17IR1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Lug Nuts, Steel, Chrome, Conical Seat, Bulge, 14mm x 1.50 RH, Open End, Set of 4

Part Number: RNB-711-606

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 10/6/2025

Automatic Transmission Fluid, Dexron III ATF, Synthetic, 1 Liter, Each

Part Number: MTL-105776

5.0 out of 5 stars ( 1 )

Cannot be shipped Internationally

• Restricted

Rod Bearing, P Series, .001 in. Crankshaft Undersize, Tri Metal, Chevy, Small Block, Each

Part Number: CLE-CB663P1

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 10/6/2025

Spark Plug, Resistor, Iridium Tip, Copper Core, 14mm Thread Size, 0.708 in. Reach, Tapered Seat, Each

Part Number: ATL-XP5245

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Oil Filter, Canister, 22mm x 1.5 Thread, 3.350 in. High, common on 2007+ LS, Each

Part Number: SUM-127001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/6/2025

Camshaft Bolt, Torx Head, Steel, Natural, Designed To Hold the Camshaft Thrust Plate In Position, Chevrolet, Small Block LS, Each

Part Number: BTC-BTR61455

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025

Fuel Injection O-Rings, Set of 4

Part Number: FEL-ES70599

3.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Cylinder Head Dowel Pin, Chevy, Small Block, LS Engines, Each

Part Number: NAL-12570326

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Monday 10/6/2025

Valves, LS Series, Exhaust, Stainless, 1.550 in. Diameter, 0.314 in. Stem, 4.915 in. Long, 1-Groove, Swirl Polish, Chevy, 4.8-6.0L, Each

Part Number: EW1-218155P

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Valve Cover Fastener, Bolt Style, Hex Head, Steel, Zinc Color, Cast, Chevrolet, Small Block LS, Each

Part Number: BTC-BTR77215

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Woodruff Key for Summit Pro LS Crankshaft, Forward Position, Short Key. zero offset, .728 in. length, .300 tall, 1 ea.

Part Number: SUM-161000

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 10/6/2025

Valves, Intake, Steel, 1.890 in. Diameter, .313 in. Stem, 4.880 in. Length, 4.8/5.3 Gen III LS, Each

Part Number: MEL-V1934

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Gasket, Oil Strainer, Chevrolet, 4.8L, 5.3L, 6.0L, 6.2L, Small Block, Gen III/IV, LS, Pair

Part Number: MEL-M29517

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 10/6/2025

Spark Plug, E3, Tapered Seat, 14mm Thread, 0.708 in. Reach, Projected Tip, Resistor, Each

Part Number: ETP-E3-62

4.3 out of 5 stars ( 47 )

Estimated Ship Date: Monday 10/6/2025

Automatic Transmission Shift Shaft Seal, Steel/Rubber, Chevy, GMC< Buick, Pontiac, Cadillac, Jeep, Bentely, Isuzu, Each

Part Number: ATP-SO19

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Monday 10/6/2025

Camshaft Bolt, LS engine family, "single bolt", non VVT, Hex, 16mm x 1.50 RH, Steel, Natural, Chevy, Each

Part Number: NAL-11561283

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 10/6/2025

Flange, Axle Flange, Aluminum, Dana 60, Each

Part Number: FEL-55350

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Monday 10/6/2025

• $50.00 Summit Bucks

Throttle Body Gasket, Paper, 102mm Size, Chevrolet, Small Block LS, Small Block Gen V, Each

Part Number: BTC-102TBGSKT

Not Yet Reviewed

Estimated Ship Date: Monday 10/6/2025

Woodruff Key for Summit Pro LS Crankshaft, Rearward Position, Long Key, zero offset, 1.484 in. Length, 3/16 wide, 1 ea.

Part Number: SUM-161001

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/6/2025