Summit Racing Performance, Restoration & Replacement Parts & Tools

Pro LS 2618 Forged Pistons. 3.820 bore, 1.326 C.H., 2cc dome, Std. Stroke, .Gen.4 Rod, NA/Boost/Nitrous, Coated, 4.8L 5.3L LS Vortec Truck, Set of 8

Part Number: SUM-326943820-2F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27403012

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Estimated Ship Date: Today

Hose Tubing Coupler, Hump Style, Silicone, Black, 2.00 in. Inlet, 2.00 in. Outlet, 3.00 in. Long, Each

Part Number: SUM-295050

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Estimated Ship Date: Today

Radiator Cap, Steel, Natural, 20 psi, BMW, Dodge, Mercedes-Benz, Peugeot, Each

Part Number: SUM-380177

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Fitting, Tube Nut, -10 AN, Aluminum, Blue, Each

Part Number: SUM-220033-1

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27400512

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Estimated Ship Date: Today

Muffler, High-Flow Turbo, Oval, 18.00 in. Case length, 3 in. Inlet, 3 in. Outlet, Offset Inlet, Offset Outlet, Steel, Aluminized, Each

Part Number: SUM-641230-XL

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Estimated Ship Date: Today

Hose Tubing Coupler, Straight, Silicone, Black, 4.00 in. Inlet, 4.50 in. Outlet, 3.00 in. Long, Each

Part Number: SUM-295017

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Hose Tubing Coupler, 90 Degree Elbow, Silicone, Black, 2.00 in. Inlet, 2.00 in. Outlet, 6.00 in. Legs, Each

Part Number: SUM-294060

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Estimated Ship Date: Today

Pro LS 2618 Forged Piston, 3.903 bore, 1.110 C.H., 16cc dish, 4.000in. Stroke, 6.125 Full-float Rod, NA/Boost/Nitrous, Coated, 5.7L LS1 LS6, Set of 8

Part Number: SUM-110927390316

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Estimated Ship Date: Today

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Clutch Kit, Street-Strip Performance, 1-1/8 in. Shaft, 26-Spline, 11 in. Organic/Ceramic Disc, GM, Pull Type, Kit

Part Number: SUM-700926

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Estimated Ship Date: Today

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Fitting, Adapter, Union Tee -8 AN Male, Aluminum, Blue Anodized, Each

Part Number: SUM-220836

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Estimated Ship Date: Today

Piston Rings, Pro GPX Gas Ported, 4.165 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP416564

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pro LS 4340 Rotating Assembly, 403 Cid., 4.005 bore, 4.000 stroke, 24X, 6.125 rod, 8cc dish, 11:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400058

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Estimated Ship Date: Today

Piston Rings, Pro GPX Gas Ported, 3.780 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP378016

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Estimated Ship Date: Today

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Pro GPX 87.5mm/3.445 Gas Ported Rings, Forged Sport Compact pistons, File Fit, Gas Nitrided, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston Set,

Part Number: SUM-GP8750XX

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S274005-8

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S274070-6

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S27407021

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-110S274075-6

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S273785-2

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S273810-2

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S454030-2

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-326S45403012

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Estimated Ship Date: Today

Replacement Piston and Components: If not in stock, order MUST be placed to trigger singles. Average ETA of 3 business days if kits are in stock

Part Number: SUM-299S27400012

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Estimated Ship Date: Today