Engine Crankshafts

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.050 in. Stroke, Mopar Hemi V8 Modular, Each

Part Number: MAN-191832

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Estimated Ship Date: Dec 15, 2025 if ordered today

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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: Dec 1, 2025 if ordered today

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Crankshaft, Compstar 8 CTWT, 1-Piece Seal, Forged 4340 Steel, 4.080 in. Stroke, 6.125 in. Rod, 2.100 Pin, Internal Balance, Mopar, Hemi Gen III, Each

Part Number: CPI-YYA-E1Q-CS

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

Part Number: SCA-436010

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.150 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444041506760

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.310 in. Stroke, Chrysler, 273, 318, 340, Each

Part Number: ESP-434033106123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Crankshaft, Standard Weight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each

Part Number: SCA-4351W60

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 1.888 in. Pin, Chevy, 350

Part Number: CPI-SAF193-CC

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Crankshaft, Internal Balance, Forged 4340 Steel, 4.17 in. Stroke, Ford, 351, Windsor, SVO, Each

Part Number: ESP-435241706200

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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: Jan 5, 2026 if ordered today

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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

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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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Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.875 in. Stroke, Chevy, 350, Each

Part Number: HRS-H353876012T

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340, 3.750 in. Stroke, 2.45 Mains, Chevy, 5.7, 6.6L, Each

Part Number: MAN-190150

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Series 9000 Cast Crankshafts

Part Number: SCA-9351W48

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.625 in. Stroke, Chevy, 350, Each

Part Number: ESP-435036255700

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Estimated Ship Date: Dec 1, 2025 if ordered today

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350 1-PC REAR SEAL STD WEIGHT

Part Number: SCA-435076L

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each

Part Number: SCA-440050

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft, 1 or 2-Piece Seal, 28 oz. External Balance, Cast Steel, 3.75 in. Stroke, Ford, 351W, Each

Part Number: ESP-103513750

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Duramax Crank And Cam Key, Set

Part Number: SUM-161002

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Woodruff Key, Short, 0 degree Offset, Steel, Natural, 0.728 in. Length, Set of 25

Part Number: RNB-595-061

5.0 out of 5 stars ( 2 )

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4340 Forged Superlight

Part Number: SCA-445430C-3

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Crankshaft Key, GM Genuine Part, Short Key Type, 0 degree Offset, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Olds, Pontiac, Saturn, Each

Part Number: ADO-24424855

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

4340 Forged Pro Series Big Block Post

Part Number: SCA-773505621

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Estimated Ship Date: Jan 5, 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: Jan 5, 2026 if ordered today

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