Engine Crankshafts

Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-750X1-200

5.0 out of 5 stars ( 1 )

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Crankshaft, 2-piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-9103750

5.0 out of 5 stars ( 1 )

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Crankshaft, 1-Piece Seal, Internal, External Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each

Part Number: SCA-435010L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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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 )

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Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350, Each

Part Number: SCA-9-103750L

3.67 out of 5 stars ( 3 )

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Crankshaft, 28 oz.External Balance, Cast Steel, 3.25 in. Stroke, Ford, 302, Each

Part Number: ESP-103023252

1.0 out of 5 stars ( 1 )

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.250 in. Stroke, Ford, V8, Flathead, 8BA, Each

Part Number: ESP-102394250

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Crankshaft Mallory Metal, Heavy Metal, Round, 0.750 in. Diameter, 0.800 in. Length, Each

Part Number: SCA-HM-750X-800

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Crank Adapter Sleeve, 1.375 in. Pilot Dia., Steel, Ford, V8, Fits GM Converters, Each

Part Number: JPT-80002-3

4.17 out of 5 stars ( 6 )

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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 )

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Crankshaft Key, Short Type, 0 degree Offset, Steel, Natural, Chevy, Each

Part Number: AAF-ALL87030

5.0 out of 5 stars ( 3 )

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Crankshaft Mallory Metal, Heavy Metal, Round, 0.500 in. Diameter, 1.200 in. Length, Each

Part Number: SCA-HM-500X1-200

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Woodruff Keys, Crankshaft, 3/16 in. Width, 1.406 in. Length, Ford, Pair

Part Number: PIO-839048

4.76 out of 5 stars ( 21 )

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Crankshaft, 1 or 2-Piece Seal, 28 oz. External Balance, Cast Steel, 3.85 in. Stroke, Ford, 351W, Each

Part Number: ESP-103513850

5.0 out of 5 stars ( 7 )

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Crankshaft, Cast Steel, Two Piece Rear Main Seal, 3.750 in. Stroke, Use With 5.70 in. Rod, Chevy, 350, Each

Part Number: SCA-935050

4.0 out of 5 stars ( 8 )

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

Part Number: ESP-435038756000

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft Adapter Sleeves, OE Replacement, Steel, Chrysler, Dodge, Jeep, Ram, Gen III Hemi, Each

Part Number: MOP-04736283AA

5.0 out of 5 stars ( 1 )

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Crankshaft, 1 or 2-Piece Seal, 28 oz. External Balance, Cast Steel, 4.00 in. Stroke, Ford, 351W, Each

Part Number: ESP-103514000

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Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 4.300 in. Stroke, Ford, 460, Each

Part Number: SCA-946043

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Woodruff Keys, Crankshaft, 3/16 in. Width, 1.750 in. Length, Ford, Pair

Part Number: PIO-839012

3.08 out of 5 stars ( 12 )

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Ford, 4.6L, Each

Part Number: ESP-428137505950

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Crankshaft Key, Short, 2 Degree Offset, Chevy, Ford, Pontiac, Chrysler, Each

Part Number: MRG-987G

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

Key Stock, 8630 Aloy Steel, 3/16 in. x 3/16 in., 2.875 in. Length, Each

Part Number: ATI-916325

4.0 out of 5 stars ( 1 )

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Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.150 in. Stroke, Ford, 460, Each

Part Number: SCA-946041

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Estimated Ship Date: Feb 9, 2026 if ordered today

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Crankshaft, 2-piece Seal, External Balance, Cast Steel, 4.500 in. Stroke, 2.200 in. Pin, Oldsmobile, 455, Each

Part Number: ESP-104554500

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Estimated Ship Date: Jan 5, 2026 if ordered today

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