Summit Racing Performance, Restoration & Replacement Parts & Tools

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-110S274080-6

Not Yet Reviewed

Estimated Ship Date: Today

Rocker Arm, Trunnion Upgrade, Assembled, Cast Steel, 1.7 Ratio, Straight Body, Cathedral Port, Chevy, LS1, LS2, LS6, LQ4, LQ9, Each

Part Number: SUM-141556-1

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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-326S45400512

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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

Not Yet Reviewed

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-299S27406512

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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-326S45820-2P

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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-326S45820-7P

Not Yet Reviewed

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-299S274070-2

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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-326S434075-2

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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-299S273780-7

Not Yet Reviewed

Estimated Ship Date: Today

Combo, LS Fuel Filter and Pump Kits, In-line Fuel Filter, -6 AN, Braided Stainless Hose, Kit

Part Number: CMB-03-0260

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Intake Manifold, Fuel Injected, Tall Profile, 102mm Bore Size, Aluminum, Black, Chevy, LS3, L92, Each

Part Number: SUM-226124B-G2

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Estimated Ship Date: Apr 16, 2026 if ordered today

• Free Shipping

Pro LS 4340 Forged Steel H-Beam connecting rod, 6.098 in. length, .945 pin, ARP 2000 7/16 12 pt. rod bolts, full floating, stroker clearanced, LS1

Part Number: SUM-LS6098945-1

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Special Order

Pro LS 2618 Forged Piston, 4.070 bore, 1.299 C.H., 12cc Dish, Std. Stroke, 6.125 .927 Rod, NA/Boost/Nitrous, Cathedral/Rect. 6.2 LS3 L92 LS9, Set of 8

Part Number: SUM-299927407012

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

• Free Shipping

Radiator and Fan Shroud Combo, Aluminum, Natural, Pro LS, LS Swap, Chevy, GMC, Each

Part Number: SUM-384080-KIT1

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 8, 2026 if ordered today

• Free Shipping
• Special Order

Harmonic Balancer Installation Tools, Includes 1 Stud, Washer, Flange Nut, Chevrolet, LS, Each

Part Number: SUM-900333

4.83 out of 5 stars ( 12 )

Estimated Ship Date: Mar 2, 2026 if ordered today

Radiator and Fan Shroud Combo, Aluminum, Natural, 3-Row, LS Swap, Chevy Truck, Each

Part Number: SUM-384070-KIT1

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

• Free Shipping
• Special Order

Radiator and Fan Shroud Combo, Aluminum, 3-Row, Pro LS, LS Swap, Chevy, GM, Each

Part Number: SUM-384064-KIT1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 9, 2026 if ordered today

• Free Shipping
• Special Order

Radiator and Fan Shroud Combo, Aluminum, Natural, Pro LS, LS Swap, Chevy, Pontiac, Each

Part Number: SUM-384082-KIT1

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.070 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L07012

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Free Shipping
• Special Order

Pro LS 4340 Rotating Assembly, 377 Cid., 4.070 bore, 3.622 stroke, 58x, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R5836L07012

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Special Order

Pro LS 2618 Forged Piston, 3.898 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-110927389816

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Estimated Ship Date: Apr 6, 2026 if ordered today

• Free Shipping
• Special Order

Connecting Rods, 4340, H-Beam, 12-Point, 6.275 in. Length, 0.945 in. Pin, ARP2000 Bolts, Chevy GM, LS/LSX, Gen III/IV, Each

Part Number: SUM-LS6275945-1

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Special Order

Pro LS 2618 Forged Pistons. 3.785 bore, 1.326 C.H., 7cc dish, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck

Part Number: SUM-326945785-7P

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

• Free Shipping
• Special Order

Radiator and Fan Shroud Combo, Aluminum, Natural, 3-Row, LS Swap, Chevy, GM, Each

Part Number: SUM-384062-KIT1

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

• Free Shipping
• Special Order