Crankshafts - 3.750 in. Engine Stroke (in.) - No Lightened - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Cast SBC 400 Crankshaft SUM-180369

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

Part Number: SUM-180369

4.0 out of 5 stars ( 5 )

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Summit Racing™ Cast SBC 350 Crankshaft SUM-180368

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

Part Number: SUM-180368

2.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Summit Racing™ Cast SBC 350 Crankshaft SUM-180367

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

Part Number: SUM-180367

5.0 out of 5 stars ( 3 )

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Eagle Forged 4340 Steel Crankshafts 435037505700

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

Part Number: ESP-435037505700

5.0 out of 5 stars ( 2 )

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Eagle Cast Steel Crankshafts 10350375057I

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350, Each

Part Number: ESP-10350375057I

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Eagle Forged 4340 Steel Crankshafts 444037506760

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chrysler, 413, 426, 440, Each

Part Number: ESP-444037506760

5.0 out of 5 stars ( 1 )

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Eagle Forged 4140 Steel Crankshafts 535337505700

Crankshaft, Internal Balance, Forged 4140 Steel, 3.75 in. Stroke, Chevrolet, Small Block, Each

Part Number: ESP-535337505700

Not Yet Reviewed

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Scat Cast Crankshafts 9-103750

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: Today

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Scat Cast Crankshafts 9-103750L

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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Eagle Cast Steel Crankshafts 103523750

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, Standard Snout, Chevy, Small Block, Each

Part Number: ESP-103523750

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Eagle Cast Steel Crankshafts 103503750

Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350, Each

Part Number: ESP-103503750

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Eagle Forged 4140 Steel Crankshafts 535037505700

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: Today

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Eagle Cast Steel Crankshafts 104013750

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.75 in. Stroke, Pontiac, Each

Part Number: ESP-104013750

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Scat Cast Crankshafts 9-104000

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: Today

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Scat F43 Series Crankshafts 4-350-3750-6000-20LW

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

Part Number: SCA-435061LW

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Eagle Forged 4340 Steel Crankshafts 435337505700

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 5.7L, Each

Part Number: ESP-435337505700

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Scat Forged Standard Weight Crankshafts 4-400-3750-5700

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

Part Number: SCA-440050

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Scat Forged Standard Weight Crankshafts 4-400-3750-6000

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

Part Number: SCA-440056

Not Yet Reviewed

Estimated Ship Date: Today

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Eagle Forged 4340 Steel Crankshafts 440037505700

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: Today

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Eagle Cast Steel Crankshafts 103513750

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

Part Number: ESP-103513750

Not Yet Reviewed

Estimated Ship Date: Oct 24, 2025 if ordered today

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Estimated Ship Date: Oct 24, 2025 if ordered today

Scat Forged Standard Weight Crankshafts 4-350-3750-6000

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: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-350-3750-6000

3.75 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Scat Forged Standard Weight Crankshafts 4-4.6L-3750-5850-20

Crankshaft, Standard Weight, Forged 4340 Steel, 3.750 in. Stroke, Internal Balance, Ford, Modular V8, Each

Part Number: SCA-46L020

Not Yet Reviewed

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Eagle Cast Steel Crankshafts 10352375057E

Crankshaft, 1-Piece Seal, Internal/External Balance, Cast Steel, 3.75 in. Stroke, Chevy, 5.7L, Each

Part Number: ESP-10352375057E

Not Yet Reviewed

Estimated Ship Date: Oct 24, 2025 if ordered today

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Estimated Ship Date: Oct 24, 2025 if ordered today

Summit Racing™ Forged Crankshafts SUM-SBC4003750

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

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Eagle Cast Steel Crankshafts 10352375057I

Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 3.75 in. Stroke, Chevy, 5.7L, Each

Part Number: ESP-10352375057I

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Estimated Ship Date: Oct 23, 2025 if ordered today