Crankshafts - 3.750 in. Engine Stroke (in.) - 2-piece Rear Main Seal Style - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Cast SBC 350 Crankshaft SUM-180367

Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.750 in. Stroke, Chevy, 350 main, 383 stroker, Each

Part Number: SUM-180367

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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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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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 )

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

Crankshaft, Internal Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350 Mains, Each

Part Number: SCA-935056

3.78 out of 5 stars ( 9 )

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Summit Racing™ Forged Crankshafts SUM-SBC35037502P

SB Chevy Forged Steel Crank, 3.750 Stroke, 1967-86 Blocks with 2-pc. RMS, Lightened, Nitride, Lightened and Bullnosed, Designed for 6.000 in. Rod

Part Number: SUM-SBC35037502P

5.0 out of 5 stars ( 2 )

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Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-400-3750-6000

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 )

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Callies Compstar Crankshafts SAJ-113-CS

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

Part Number: CPI-SAJ113-CS

Not Yet Reviewed

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Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-350-3750-5700

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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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 )

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Eagle Lightweight 4340 Crankshafts 4350375057LA

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

Part Number: ESP-4350375057LA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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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

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Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-400-3750-5700

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: Today

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Scat Excalibur Crankshafts 7-350-3750-6000

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: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

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 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: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

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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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 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: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

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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 Pro Series Big Block Post Crankshafts 77-350-3750-6000

CRANKSHAFT

Part Number: SCA-773503760

Not Yet Reviewed

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Scat Forged Pro Series Big Block Post Crankshafts 77-350-3750-600-2

4340 Forged Pro Series Big Block Post

Part Number: SCA-773505621

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Scat Forged Standard Weight Crankshafts 4-383-3750-6760-2374

Crankshaft, Standard Weight, Forged 4340 Steel, 3.750 in. Stroke, Internal Balance, Chrysler, 383, 400, Each

Part Number: SCA-438310

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Scat F43 Series Crankshafts 4-350-3750-6000-21LW

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

Part Number: SCA-435062LW

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

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: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 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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Howards Cams Track Smart 3 4340 Crankshafts H353756012T

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

Part Number: HRS-H353756012T

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today