Engine Crankshafts

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 )

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Crankshaft, 1-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each

Part Number: SCA-445420L

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.50 in. Stroke, 6.760 Rod, Mopar, 426 Hemi, Each

Part Number: SCA-4426020

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Crankshaft, 4.500 in. Stroke, External Balance, 2-Piece Seal, 2.200 in. Rod Journal, 6.700 in. Long Rods, Standard Snout, Cast Steel, Ford, 460, Each

Part Number: SCA-946045

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Estimated Ship Date: Apr 6, 2026 if ordered today

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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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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425L

5.0 out of 5 stars ( 2 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425

5.0 out of 5 stars ( 2 )

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, 2.20 Rod Bearings, Each

Part Number: ESP-440045006800

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445415

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 6.700 Rod, Chevy, 454, Each

Part Number: SCA-445440

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, for use on Honda®, Kit

Part Number: WIS-WPC101

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Suzuki, Kit

Part Number: WIS-WPC121

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445426

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Kawasaki, Kit

Part Number: WIS-WPC119

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft, Coyote 5.2L Forged Crankshaft, Forged Steel, 93mm Stroke, Cross Plane, Standard Main and Rod Journals, Each

Part Number: FMS-M-6303-M52B

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC123

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Crankshaft Kits, Forged 4140 Steel Crankshaft, Connecting Rods, Crankshaft Bearings, Stock Stroke, Yamaha, Kit

Part Number: WIS-WPC231

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kits, Forged 4140 Steel Crankshaft, Connecting Rods, Crankshaft Bearings, Stock Stroke, Yamaha, Kit

Part Number: WIS-WPC216

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC125

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC127

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Kawasaki, Kit

Part Number: WIS-WPC128A

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft, Forged 8620 Steel, 125.300mm Center To Center Rod Length, Crankshaft Bearings, for use on Honda®

Part Number: WIS-WPC132

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC133

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC148

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Crankshaft Kit, Powersports, Crankshaft, Rod, Bearings, Yamaha, Kit

Part Number: WIS-WPC151

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Estimated Ship Date: Feb 23, 2026 if ordered today

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