Availability
1982 Crankshafts
Crankshaft, Magnum, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevrolet, Each
Part Number: CPI-BBJ42B-MG
Not Yet Reviewed
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.800 in. Stroke, 5.850 in. Rods, 2.000 Pin, 400 Main, Internal Balance, Chevy, Small Block, Each
Part Number: CPI-SAK24A-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-LW95121
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.625 in. Stroke, Chevy, 454, 2.200 Pin, Each
Part Number: CPI-BBR42B-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each
Part Number: ESP-445442546385
Not Yet Reviewed
Estimated Ship Date: May 20, 2026 if ordered today
Estimated Ship Date: May 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
4340 Forged Pro Series Big Block Post
Part Number: SCA-773505620
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.375 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-E95136X4
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, Magnum, Forged 4340 Steel, 4.500 in. Stroke, Internal Balance, 2-Piece Seal Style, Ford, Each
Part Number: CPI-99QH29-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.000 Pin, 400 Main, Big Block Post, Chevy, Small Block, Each
Part Number: CPI-SMO24A-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, Each
Part Number: CRO-95122
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, Each
Part Number: CRO-95125
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-44604750-3
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, Each
Part Number: CRO-95135
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, Magnum, Forged 4340 Steel, 4.150 in. Stroke, Internal Balance, 2-Piece Seal Style, Ford, Each
Part Number: CPI-992H-29-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, Each
Part Number: ESP-435135006200
Not Yet Reviewed
Estimated Ship Date: May 19, 2026 if ordered today
Estimated Ship Date: May 19, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-LW95134
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, 2-piece seal, External balance, Forged 4340 Steel, 4.625 in. Stroke, Chevy, Each
Part Number: CRO-95139
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, External Balance, Forged 4340 Steel, 3.850 in. Stroke, Ford, 351W, Cleveland Mains, Each
Part Number: SCA-4351C36
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.400 in. Stroke, 5.700 in. Rods, 2.000 Pin, 350 Main, Internal Balance, Chevy, Small Block, Each
Part Number: CPI-SAW14A-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.750 in. Stroke, 5.850 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each
Part Number: CPI-SAJ19A-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-UL95121
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.625 in. Stroke, Custom Order, Chevy, 350, 400
Part Number: CRO-UL95124
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 4.000 in. Stroke, 6.000 in. Rods, 2.100 Pin, 350 Main, Big Block Post, Chevy, Small Block, Each
Part Number: CPI-SMO11A-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, Magnum, 2-Piece Seal, Forged 4340 Steel, 3.625 in. Stroke, 5.750 in. Rods, 1.888 Pin, Internal Balance, Chevy, Small Block, Each
Part Number: CPI-SAH19A-MG
Not Yet Reviewed
Estimated Ship Date: Jun 23, 2026 if ordered today
Estimated Ship Date: Jun 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.500 in. Stroke, Custom Order, Chevy, 454
Part Number: CRO-ML95137
Not Yet Reviewed
Estimated Ship Date: Jul 29, 2026 if ordered today
Estimated Ship Date: Jul 29, 2026 if ordered today
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