Engine Crankshafts

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190158

Not Yet Reviewed

Estimated Ship Date: Jan 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-445440

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-445420L

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Forged 4340 Standard Weight

Part Number: SCA-4426018

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Forged 4340 Standard Weight

Part Number: SCA-4426013

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: SCA-445415

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

FORGED CRANKSHAFT

Part Number: SCA-4LT540065

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Chevy, 6.2L, Each

Part Number: NAL-12674743

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.625 in. Stroke, Chevy, Small Block, Each

Part Number: SCA-435051LW

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Cast Steel, 4.250 in. Stroke, 2.00 in. Rod Journal, Ford, Flathead, Internal Balance, Each

Part Number: SCA-923930

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crank Keys, 3/16 in. Thick, 1 13/32 in. Long, Set of 25

Part Number: PIO-PK-131-25

Not Yet Reviewed

Estimated Ship Date: Dec 26, 2025 if ordered today

• Drop Ship
• Special Order

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 3.580 in. Stroke, Chrysler, 360, Each

Part Number: SCA-436010

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

FLATHEAD

Part Number: SCA-923910

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BTR CRANKSHAFT KEY FOR BTR LS CRANKSHAFTS

Part Number: BTC-BTR-CK2720

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

• Drop Ship
• Special Order

FORGED CRANKSHAFTS

Part Number: SCA-774004060

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Dodge, Plymouth, 340, Each

Part Number: SCA-434020

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Internal Balance, Forged 4340 Steel, 3.85 in. Stroke, Ford, 351W, Each

Part Number: SCA-4351W45

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Standard Weight, Forged 4340 Steel, Internal Engine Balance, 3.622 in. Stroke, Chevy, 4.8L, 5.3L, 5.7L, 6.0L, Each

Part Number: SCA-4LS136262

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444243757100

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, Excalibur, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-735056

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each

Part Number: SCA-435086

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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: Today

• Free Shipping

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: Today

• Free Shipping

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

Part Number: SCA-445426

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order