Engine Crankshafts

4340 Forged Pro Series Lightweight

Part Number: SCA-445415C-2

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Estimated Ship Date: Jun 29, 2026 if ordered today

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454 2-PC REAR SEAL PROCOMP LIGHTWEIGHT

Part Number: SCA-445440-2

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Estimated Ship Date: Jun 29, 2026 if ordered today

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4340 Forged Pro Series Lightweight

Part Number: SCA-445425C-2

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4340 Forged Pro Series

Part Number: SCA-435032-2

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Estimated Ship Date: Jun 29, 2026 if ordered today

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4340 Forged Pro Series

Part Number: SCA-435022-2

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Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945425L

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308 HOLDEN

Part Number: SCA-930820

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4340 Forged Pro Series Lightweight

Part Number: SCA-4426014-2

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Estimated Ship Date: Jun 29, 2026 if ordered today

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CRANK-FORGED 88mm STROKE

Part Number: MAN-190100

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308 HOLDEN

Part Number: SCA-930810

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Crankshafts, SBC 4340 Forged Lightweight Crankshaft. 3.480" stroke, 48-50 lb. total weight, 2.100" rod journal, two piece rear main seal

Part Number: MAN-190310NB

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Repair Sleeve

Part Number: FEL-16228

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Woodruff Key for Summit Pro LS Crankshaft, Forward Position, Short Key. zero offset, .728 in. length, .300 tall, 1 ea.

Part Number: SUM-161000

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Woodruff Key for Summit Pro LS Crankshaft, Rearward Position, Long Key, zero offset, 1.484 in. Length, 3/16 wide, 1 ea.

Part Number: SUM-161001

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

4340 Pro Stock

Part Number: SCA-4LS141285

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Estimated Ship Date: Jun 29, 2026 if ordered today

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PRO SERIES CRANKSHAFT

Part Number: SCA-4289022-2

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Crankshaft, LS1 S-Series, Pro Stock, 6-Bolt, 4340 Forged Steel, 1-Piece Rear Main, Internal, Narrow Bearing, 4/4.125 in. Stroke, 6.125 in. Rod, Each

Part Number: SCA-4LS136365

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Estimated Ship Date: Jun 29, 2026 if ordered today

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PRO SERIES CRANKSHAFT

Part Number: SCA-4289022-3

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HONDA 4340 BILLET LIGHTWEIGHT PRO COMP CRANKSHAFT

Part Number: SCA-4H891-2

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Estimated Ship Date: Jun 30, 2026 if ordered today

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Pro Stock Replacement Cast

Part Number: SCA-942L3740

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Crankshaft 4-LS7-4000-6125-58, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.000 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS740065

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4340 Forged Pro Series Big Block Post

Part Number: SCA-774007621

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4340 Forged Pro Series Big Block Post

Part Number: SCA-774005420

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Crankshaft 4-LS7-4125-6125-58, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.125 Stroke 6.125 Length 2.100 Jou

Part Number: SCA-4LS741265

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Estimated Ship Date: Jun 26, 2026 if ordered today

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Pro Stock Cast Crankshaft

Part Number: SCA-9102430

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 29, 2026 if ordered today

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