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

Piston, Pro LS, 4.000 in. Bore, Forged Aluminum, Dish, 0.943 Pin Diameter, Chevy, Each

Part Number: SUM-326S43400012

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Piston, Pro LS, 4.065 in. Bore, Forged Aluminum, Dome, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S274065-2

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Piston, Pro LS, 4.030 in. Bore, Forged Aluminum, Dish, 0.945 Pin Diameter, Chevy, Each

Part Number: SUM-326S45403012

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Piston, Pro LS, 4.070 in. Bore, Forged Aluminum, Dish, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-110S27407021

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Piston, Pro LS, 3.903 in. Bore, Forged Aluminum, Dome, 0.927 Pin Diameter, Chevy, Each

Part Number: SUM-299S273903-3

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Water Neck, 90 degree, 1.50 in. Hose Barb, Billet Aluminum, Blue Anodized, Buick, Chevy, GMC, Pontiac, Small Block LS, Each

Part Number: CVS-TSH5BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 2, 2025 if ordered today

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Transmission Adapter Plates, Steel, Black Painted, T-56 Transmission, Chevy, GMT-400 Platform, Gen III/IV LS Engines, Each

Part Number: HOK-BHS565

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Estimated Ship Date: Oct 22, 2025 if ordered today

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Air Conditioning Condenser, Aluminum, Black, Cadillac, Each

Part Number: CSF-10551

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Estimated Ship Date: Nov 17, 2025 if ordered today

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.030" MLS HEAD GASKET

Part Number: CGT-C5788-030

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Estimated Ship Date: Nov 20, 2025 if ordered today

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.036" MLS HEAD GASKET

Part Number: CGT-C5789-036

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Piston, Pro LS, 4.030 in. Bore, Forged Aluminum, Flat Top, 0.945 Pin Diameter, Chevy, Each

Part Number: SUM-326S454030-2

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Condenser

Part Number: RCG-31-3026

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Estimated Ship Date: Nov 18, 2025 if ordered today

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Coilover Spring, High Travel, 275 lbs./in. Rate, 15 in. Length, 2.125/2.50 in. I.D., Silver Powdercoated, Chevy, Pontiac, Each

Part Number: QA1-15HTFB275

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Head Gasket, MLS, 4.190 in. Bore, .070 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-070

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Head Gasket, MLS, 4.190 in. Bore, .066 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5319-066

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Head Gasket, Multi-Layer Steel, MLS, 3.910 in. Bore, .051 in. Compressed Thickness, GM 5.7L S1, LS6, Each

Part Number: TFS-30694030-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Spark Plug Wires, ThunderVolt, Assembled, 8.2mm, Spiral Core, Blue, Chevy, GMC, Small Block, Set

Part Number: TAY-86646

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Replacement Timing Chain, True Roller, Chevy, Pontiac, 0.010 in. Reduced Center, Each

Part Number: CLO-9-131-10

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Lug Nuts, Conical Seat, Steel, Chrome, 12mm x 1.50 RH, Chevy, Set of 20

Part Number: OER-R5123

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Estimated Ship Date: Apr 1, 2026 if ordered today

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Wire, Spiro-Pro, 8mm, Blue, Coil Pack, Cadillac, Chevy, Pontiac, Set of 8

Part Number: TAY-76645

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Oxygen Sensor, 4-wire, Thread-in, Cadillac, Chevy, GMC, Each

Part Number: DFP-ES20088

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Fan Clutch, Severe-Duty, Thermal, Counterclockwise Rotation, Chevy, GMC, Isuzu, Saab, Each

Part Number: FSS-46049

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Head Gasket, MLS, 4.130 in. Bore, .045 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-045

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Estimated Ship Date: Tomorrow

Head Gasket, MLS, 4.130 in. Bore, .027 in. Compressed Thickness, Chevy, Each

Part Number: CGT-C5317-027

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Engine Cylinder Head Gasket

Part Number: CGT-C5476-040

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Estimated Ship Date: Nov 20, 2025 if ordered today

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