Crankshafts - 4.250 in. Engine Stroke (in.) - 6-bolt Crankshaft to Flywheel/Flexplate Attachment - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Callies Compstar Crankshafts BBP-425-CS

Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454

Part Number: CPI-BBP425-CS

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Summit Racing™ Forged Crankshafts SUM-BBC425063852

Gen. V BB Chevy Forged Steel Crank, 4.250 stroke, One Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened Rod Journals, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063852

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Eagle Cast Steel Crankshafts 104544250

Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each

Part Number: ESP-104544250

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-454-4250-6385

Crankshaft, Cast Steel, 4.250 in. Stroke, Chevy, 454, Internal Balance, 2-Piece Seal, Each

Part Number: SCA-945425

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Summit Racing™ Forged Crankshafts SUM-BBC425063851

Gen. 4 BB Chevy Forged Steel Crank, 4.250 stroke, Two Piece Rear Seal, Req's Narrowed Rod Bearings, Lightened holes, Nitride, 6.385 in. Rod

Part Number: SUM-BBC425063851

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Manley Pro Series Crankshafts 190140

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 7.4L, Each

Part Number: MAN-190140

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Forged Standard Weight Crankshafts 4-454-4250-6385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-454-4250-6135

Crankshaft, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Eagle Forged 4140 Steel Crankshafts 545442526385

Crankshaft, 2-Piece Seal, Internal Balance, 4140 Forged, 4.25 in. Stroke, Chevrolet, Each

Part Number: ESP-545442526385

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Eagle Cast Steel Crankshafts 104564250

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each

Part Number: ESP-104564250

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Eagle Forged 4340 Steel Crankshafts 445442526385

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: ESP-445442526385

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Forged Standard Weight Crankshafts 4-454-4250-6385-L

Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each

Part Number: SCA-445425L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-454-4250-6135-L

Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945420L

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Forged Standard Weight Crankshafts 4-454-4250-6385-C

Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, Chevy, 454, Each

Part Number: SCA-445425C

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-454-4250-6385-L

Crankshaft, 1-Piece Seal, Internal Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-945425L

Not Yet Reviewed

Estimated Ship Date: Dec 4, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 4, 2025 if ordered today

Manley Pro Series Crankshafts 190290

CRANK-4340 FORGE 4.250 STROKE

Part Number: MAN-190290

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 11, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 11, 2025 if ordered today

Eagle Cast Steel Crankshafts 104554250

Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 4.25 in. Stroke, Pontiac, 455, Each

Part Number: ESP-104554250

Not Yet Reviewed

Estimated Ship Date: Oct 28, 2025 if ordered today

...Loading

Estimated Ship Date: Oct 28, 2025 if ordered today

Eagle Forged 4340 Steel Crankshafts 440042506700

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.20 Rod Bearings, Each

Part Number: ESP-440042506700

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Eagle Forged 4340 Steel Crankshafts 445542506700

Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Pontiac, 455, Each

Part Number: ESP-445542506700

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Callies Apex Crankshafts APP-31V-AS

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, 6 Bolt, 58-tooth GM Reluctor, Standard Snout, Chevy, Small Block, LS, Each

Part Number: CPI-APP-31V-AS

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Scat Forged Standard Weight Crankshafts 4-454-4250-6385-2

Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each

Part Number: SCA-445425-2

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

...Loading

Estimated Ship Date: Monday 9/29/2025

Howards Cams Track Smart 3 4340 Crankshafts H454256321T

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal/External Balance, 1-Piece Seal, Each

Part Number: HRS-H454256321T

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 18, 2025 if ordered today

Howards Cams Track Smart 3 4340 Crankshafts H454256322T

Crankshaft, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Internal Balance, 2-Piece Seal, Each

Part Number: HRS-H454256322T

Not Yet Reviewed

Estimated Ship Date: Nov 20, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 20, 2025 if ordered today