Engine Crankshafts

Summit Chevy LS 4340 Forged Steel Crankshaft, 4.000 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS400058

5.0 out of 5 stars ( 1 )

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Crankshaft, Remanufactured, Nodular Iron, 3.622 in. Stroke, 0.010 Undersize Bearing Required, 24-Tooth Reluctor, Chevy, LS, Each

Part Number: SUM-180362

3.42 out of 5 stars ( 12 )

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Gen. V BB Chevy Forged Steel Crank, 4.250 stroke, One Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened Rod Journals, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063852

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SB Mopar 340 Forged Steel Crank, 4.000 stroke, 6.123 in. Rod, May Req. Heavy Metal, Lightning Holes on Rod Journals, Narrowed Rod Bearings Req.

Part Number: SUM-MOP3404000

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Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 24X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362224

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Gen. 4 BB Chevy Forged Steel Crank, 4.250 stroke, Two Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened holes, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063851

5.0 out of 5 stars ( 1 )

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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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SBF 351 Windsor 4340 Forged steel crank, 4.000 in. stroke, 6.200 rod, Nitride Hardened, Internal Balance, Req. Narrowed Rod bearings

Part Number: SUM-SBF351W4000I

5.0 out of 5 stars ( 1 )

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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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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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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 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 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 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, for use on Honda®, Kit

Part Number: WIS-WPC116A

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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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