Summit Racing Engines & Components

Gen. 1.5 LT1 Forged Steel Crankshaft, 3.750 stroke, 5.700 Rod, Lightened, bull-nose counterweights, Nitride Hardened, 1 piece rear main seal

Part Number: SUM-SBCLT37501P

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Forged Pro BB Chevy 4340 Forged Steel H-Beam Connecting Rods, 6.7 in. Length, .990 Floating Pin, 8740 7/16 in. 12 pt. Bolts, Set of 8

Part Number: SUM-BBC67008H

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Pro SBC Hyd. Roller Cam, Turbo Stage 3, 232/232 Duration, 115 LSA + 5 Adv., .550/550 Lift with 1.5 Ratio, .587/.587 1.6 Ratio, 3500-7200 Rpm Range

Part Number: SUM-8807

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 24X Reluctor, Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400024

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Forged Pro SBC 4340 Forged Steel H-Beam Connecting Rods, 5.700 in. Length, .927 Floating Pin, ARP L19- 260K PSI 7/16 in. 12 pt. Bolts, Set of 8

Part Number: SUM-SBC570019H

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Piston, Hypereutectic, Flat, 4.060 in. Bore, Ford, Each

Part Number: SUM-17302-60-1

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Mockup Block, Cummins 4BT, Long Block, Steel, Includes bolts, Each

Part Number: SUM-774006

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

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