Availability
CHEVROLET Crankshafts
Crankshaft, Magnum, 1-Piece Seal, Forged 4340 Steel, 4.250 in. Stroke, 6.385 in Rod, 2.200 Pin, Internal Balance, Chevy, Big Block, GenV, GenVI, Each
Part Number: CPI-IBP42B-MG
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
4340 Forged Superlight
Part Number: SCA-445426C-3
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
4340 Forged Pro Series Big Block Post
Part Number: SCA-773502021
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435031LW
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-435018-3
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, Standard Weight, Forged 4340 Steel, 4.500 in. Stroke, Internal Balance, Chevy, 454, Each
Part Number: SCA-445430C
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft 4-454-4375-6635, Chevy Crankshaft Forged 4340 Strd Wgt 454 2-Piece Rear 4.375 Stroke 6.535 Length 2
Part Number: SCA-445428
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
454 2-PC REAR SEAL PROCOMP LIGHTWEIGHT
Part Number: SCA-445440-2
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, 6.385 Rod, Chevy, 454, Each
Part Number: SCA-445426
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-445440C-2
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Engine Crankshaft, Chevy 4-454-4375-6385-2 454 Big Block Forged 4340 Steel
Part Number: SCA-445426-2
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435072LW
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, No Center Counterweights, Chevy, Big Block, Each
Part Number: SCA-445430L
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, 2-Piece Seal, External Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.135 Rod, Chevy, 454, Each
Part Number: SCA-445420
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, Billet Reaper, Chev SB 4.000"
Part Number: HRS-35040006000
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-435052-3
Not Yet Reviewed
Estimated Ship Date: Jul 2, 2026 if ordered today
Estimated Ship Date: Jul 2, 2026 if ordered today
Engine Crankshaft Kit 96-02 BUI/CHV/OLD/PON 2.4L
Part Number: EGN-203500
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Engine Crankshaft Kit 07-09 CHV/PON 3.4L
Part Number: EGN-128060
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 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: Jun 15, 2026 if ordered today
Estimated Ship Date: Jun 15, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435030LW
Not Yet Reviewed
Estimated Ship Date: Jul 1, 2026 if ordered today
Estimated Ship Date: Jul 1, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, 4340 Forged Steel, 4.50 in. Stroke, Standard Snout, Chevrolet, Big Block, Each
Part Number: HRS-45445006535
Not Yet Reviewed
Estimated Ship Date: Jun 16, 2026 if ordered today
Estimated Ship Date: Jun 16, 2026 if ordered today
Engine Crankshaft Kit 88-91 BUI/CHV/PON 2.5L
Part Number: EGN-127200
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Engine Crankshaft Kit 98-05 CHV/GMC/OLD 4.3L
Part Number: EGN-129650
Not Yet Reviewed
Estimated Ship Date: May 18, 2026 if ordered today
Estimated Ship Date: May 18, 2026 if ordered today
Spindle Nut Keys, Steel, Pair
Part Number: RNB-615-140
Not Yet Reviewed
Estimated Ship Date: May 12, 2026 if ordered today
Estimated Ship Date: May 12, 2026 if ordered today
Crankshaft, Standard Weight, Forged 4340 Steel, 4.125 in. Stroke, Internal Balance, Chevy, 6.0L, 6.2L, 7.0L
Part Number: SCA-4LS141265
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
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