Availability
Crankshafts
Showing In Stock Items. Show All 1183 Items.
Crankshafts, Magnum, 4340 Steel, 4.00 in. Stroke, Internal Balance, 58X Reluctor, 1-Piece Main, 2.10 in. Diameter Journal, Lightened, Chevy, LS, Each
Part Number: CPI-APO31V-MG
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBP42B-MG
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
4340 Forged Superlight
Part Number: SCA-445415C-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
MODEL 'T' REPLACEMENT 1908-1927
Part Number: SCA-7T4000
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBS42B-MG
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
351 FORD SUPERLIGHT
Part Number: SCA-4351C50-3
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-435028-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
PRO SERIES CRANKSHAFT
Part Number: SCA-4289022-2
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
MODEL 'T' STROKER MODEL 'A' ROD JOURNAL
Part Number: SCA-7T42501590
Not Yet Reviewed
Estimated Ship Date: Apr 24, 2026 if ordered today
Estimated Ship Date: Apr 24, 2026 if ordered today
Crankshaft, 4340 Steel, 2.750 in. Diameter Main, 4.00 in. Stroke, Ford, 351W, Cleveland Mains, Each
Part Number: SCA-4351C50-2
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
4340 Forged Pro Series Lightweight
Part Number: SCA-445425C-2
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
4340 Forged Superlight Crankshaft
Part Number: SCA-4426015-3
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.500 in. Stroke, 6.385 in. Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, Each
Part Number: CPI-BBG42B-MG
Not Yet Reviewed
Estimated Ship Date: Monday 2/16/2026 if shipped by air
Estimated Ship Date: Monday 2/16/2026 if shipped by air
351 FORD SUPERLIGHT FORD
Part Number: SCA-4351C16-3
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
CRANK-4340 BILLET 83mm STROKE
Part Number: MAN-190060B
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
4340 Forged Pro Series Big Block Post
Part Number: SCA-774005621
Not Yet Reviewed
Estimated Ship Date: Apr 22, 2026 if ordered today
Estimated Ship Date: Apr 22, 2026 if ordered today
302 SUPERLIGHT
Part Number: SCA-43022-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
340 CHRYSLER, PROCOMP LIGHTWEIGHT CHRYSLER
Part Number: SCA-434010-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
340 CHRYSLER, SUPERLIGHT CHRYSLER
Part Number: SCA-434010-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each
Part Number: SCA-435010-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-435018-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
351, PROCOMP LIGHTWEIGHT FORD
Part Number: SCA-4351C45-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
351 FORD SUPERLIGHT FORD
Part Number: SCA-4351W16-3
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Crankshaft, Lightweight, Forged 4340 Steel, 4.100 in. Stroke, Internal Balance, Ford, 351W, Each
Part Number: SCA-4351W60-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chrysler, 360, Each
Part Number: SCA-436020-2
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster