Summit Racing Engines & Components

Cylinder Head, Cast Iron, Assembled, 72cc Chamber, 165cc Intake Runner, Chevy, 302, 327, 350, 400, Each

Part Number: SUM-152123

4.82 out of 5 stars ( 125 )

Estimated Ship Date: Tuesday 5/27/2025

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Cylinder Head, Vortec, Cast Iron, Assembled, 67cc Chamber, 175cc Intake Runner, Chevy, Small Block, Each

Part Number: SUM-151124

4.57 out of 5 stars ( 74 )

Estimated Ship Date: Tuesday 5/27/2025

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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: Tuesday 5/27/2025

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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

Not Yet Reviewed

Estimated Ship Date: Tuesday 5/27/2025

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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 )

Estimated Ship Date: Tuesday 5/27/2025

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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

Not Yet Reviewed

Estimated Ship Date: Tuesday 5/27/2025

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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

Not Yet Reviewed

Estimated Ship Date: Tuesday 5/27/2025

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SBC CRANK 350 4000 2PC

Part Number: SUM-SBC35040002P

Not Yet Reviewed

Estimated Ship Date: Tuesday 5/27/2025

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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

Not Yet Reviewed

Estimated Ship Date: Jul 16, 2025 if ordered today

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