CHEVROLET Chevy small block Gen I Crankshafts

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 2.100 in. Pin, Chevy, SBC, Each

Part Number: CPI-SAF-113-CR

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Estimated Ship Date: Monday 6/23/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.250 in. Stroke, Chevy, 327, Each

Part Number: ESP-435032505700

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 6/23/2025

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 350

Part Number: CPI-SAJ113-CS

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Estimated Ship Date: Monday 6/23/2025

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Crankshaft, Cast Steel, One Piece Rear Main Seal, 3.750 in. Stroke, Use With 6.00 in. Rod, Chevy, 350, Each

Part Number: SCA-935060L

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/23/2025

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

Part Number: SCA-440056

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Estimated Ship Date: Monday 6/23/2025

• Oversize $6.99

4340 Forged Pro Series Big Block Post

Part Number: SCA-773505621

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Estimated Ship Date: Aug 25, 2025 if ordered today

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Crankshaft, Internal Balance, Forged 4340 Steel, 3.48 in. Stroke, Chevrolet, Small Block, Each

Part Number: MAN-190310

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 6/23/2025

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Crank, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.100 in. Pin, Chevy, 350, BB Post

Part Number: CPI-SMJ11A-MG

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Estimated Ship Date: Sep 16, 2025 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: ESP-440037505700

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 6/23/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each

Part Number: ESP-440040006000

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Estimated Ship Date: Monday 6/23/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.000 in. Stroke, Chevy, 302, Each

Part Number: ESP-435030005700

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Aug 8, 2025 if ordered today

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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 )

Estimated Ship Date: Monday 6/23/2025

• Oversize $6.99

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.48 in. Stroke, Lightened, Chevy, 5.0, 5.7L, Each

Part Number: ESP-S0094

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 6/23/2025

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Crankshaft Keys, Short Type, 0 degree Offset, Steel, Natural, 0.750 in. Length, Buick, Chevy, Pair

Part Number: PIO-839009

4.92 out of 5 stars ( 13 )

Estimated Ship Date: Monday 6/23/2025

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

Part Number: SCA-435056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Aug 25, 2025 if ordered today

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• Oversize $6.99
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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 )

Estimated Ship Date: Monday 6/23/2025

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Crankshaft, 2-Piece Seal, Internal Balance, Forged 4140 Steel, 3.750 in. Stroke, Chevy, 5.7L, Stroker, Each

Part Number: ESP-535037505700

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/23/2025

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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: Aug 25, 2025 if ordered today

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Crankshaft, Cast Steel, 3.750 in. Stroke, Chevy, 400, OEM Balance, 2-Piece Seal, Each

Part Number: SCA-940050

2.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/23/2025

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Crankshaft Keys, Short Type, 0 degree Offset, Alloy Steel, Natural, 3/16 in. Tall, AMC, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Set of 25

Part Number: PIO-PK-9-A-25

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/23/2025

Crankshaft, Internal Balance, Cast Steel, 3.75 in. Stroke, Fits With 6 in. Rods, Chevy, 400, Each

Part Number: SCA-940056

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 6/23/2025

• Oversize $6.99

Crankshaft, Cast Steel, 3.750 in. Stroke, Chevy, 400, OEM Balance, 2-Piece Seal, Each

Part Number: SCA-910400

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 6/23/2025

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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 )

Estimated Ship Date: Monday 6/23/2025

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 )

Estimated Ship Date: Monday 6/23/2025

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Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 2.000 in. Pin, Chevy, 350

Part Number: CPI-SAF143-CM

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Estimated Ship Date: Monday 6/23/2025

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