Summit Racing Crankshafts

SB Chevy Forged Steel Crank, 3.750 Stroke, 1967-86 Blocks with 2-pc. RMS, Lightened, Nitride, Lightened and Bullnosed, Designed for 6.000 in. Rod

Part Number: SUM-SBC35037502P

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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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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SB Chevy Forged Steel crankshaft, 3.750 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003750

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Summit 4340 Forged Crankshaft, SBF Windsor, 3.000 in Stroke, 28 oz. Balancer, Narrowed Rod Bearings, 1.375 Pilot Bearing, Designed for 5.090 in. Rod

Part Number: SUM-SBF3023000E

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SB Chevy Forged Steel crankshaft, 3.875 Stroke, Two Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, Designed for 6.000 in. Rod

Part Number: SUM-SBC4003875

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SB Chevy Forged Steel crankshaft, 4.000 Stroke, 400 Mains, 2 Piece Rear Seal, Req. Narrowed Rod Bearings, Lightened, Nitride, 6.000 in. Rod

Part Number: SUM-SBC4004000

5.0 out of 5 stars ( 1 )

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SB Ford Windsor 4340 Forged Steel crank, 3.400 stroke, 5.400 in. Rod, 28 oz. Balancer , Req's Narrowed Rod Bearings, one or two piece rear seal

Part Number: SUM-SBF3023400

2.0 out of 5 stars ( 1 )

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SB Windsor 4340 Forged crank, 3.000 in. stroke, 5.400 in. Rod, Internally Balanced, Req's Narrowed Rod Bearings, one or two piece rear main seal

Part Number: SUM-SBF3023000I

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4340 Forged Steel Crank, Lightened, Int. Bal, Nitride, SBC 350 3.500 2 Piece Rear Main Seal

Part Number: SUM-SBC35035002P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 350 4.000 2 Piece Rear Main Seal

Part Number: SUM-SBC35040002

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 400 3.875, 2 Piece Rear Main Seal

Part Number: SUM-SBC40038752P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Crank, Lightened, Int. Bal, Nitride, SBC 400 3.750, 2 Piece Rear Main Seal

Part Number: SUM-SBC40037502P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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SB Chevy Forged Steel Crank, 3.750 Stroke, 1987-02 Blocks with 1-pc. RMS, Lightened, Nitride, Lightened and Bullnosed, Designed for 5.700 in. Rod

Part Number: SUM-SBC35037501P

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Estimated Ship Date: Jun 11, 2025 if ordered today

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4340 Forged Steel Crank, Lightened, Int. Bal, Nitride, SBC 350 3.480 2 Piece Rear Main Seal

Part Number: SUM-SBC35034802P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 350 3.750 2 Piece Rear Main Seal

Part Number: SUM-SBC35037502

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 350 3.875 1 Piece Rear Main Seal

Part Number: SUM-SBC35038751P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 350 3.875 2 Piece Rear Main Seal

Part Number: SUM-SBC35038752P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 350 4.000 1 Piece Rear Main Seal

Part Number: SUM-SBC35040001

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 350 3.750 1 Piece Rear Main Seal

Part Number: SUM-SBC35037501

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Crank, Lightened, Int. Bal, Nitride, SBC 350 3.480 1 Piece Rear Main Seal

Part Number: SUM-SBC35034801P

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBC 400 4.000, 2 Piece Rear Main Seal

Part Number: SUM-SBC40040002

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBF 302 3.400 Stroke, 2.100 Rod Journal, 1.375 Pilot Bearing, 1750 B.W.

Part Number: SUM-SBF302W3400

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Estimated Ship Date: Jul 24, 2025 if ordered today

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4340 Forged Steel Stroker Crank, Lightened, Int. Bal, Nitride, SBF 351W Windsor 4.000 Stroke 1.375 Pilot Bearing

Part Number: SUM-SBF351W400

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Estimated Ship Date: Jul 24, 2025 if ordered today

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