Availability
1977 CHEVROLET Crankshafts
Crankshaft, 2-piece seal, Internal balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, 2.000 Pin, Each
Part Number: CPI-SAG143-CM
Not Yet Reviewed
Estimated Ship Date: Jul 22, 2026 if ordered today
Estimated Ship Date: Jul 22, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 350, Each
Part Number: ESP-435040006000
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, Magnum, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 4.500 in. Stroke, Standard Snout, Chevrolet, 7.4L, Each
Part Number: CPI-BBQ42B-MG
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, External Balance, Cast Steel, 4.25 in. Stroke, Chevy, 454, Each
Part Number: SCA-945420
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, Forged 4340 Steel, Std. Weight, 3.75 in. Stroke, Chevy, 350, 2-Piece Seal, Internal Balance, Each
Part Number: SCA-435050
Estimated Ship Date: Jul 2, 2026 if ordered today
Estimated Ship Date: Jul 2, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Scat Series 9000 Cast Pro Comp Stroker Lightweight Crankshafts 9-350-3750-6000
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: ESP-440037505700
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, Standard Weight, Forged 4340 Steel, 4.250 in. Stroke, Internal Balance, Chevy, 454, Each
Part Number: SCA-445425C
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each
Part Number: SCA-445425
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, 2.000 in. Pin, Chevy, 350
Part Number: CPI-SAJ143-CC
Not Yet Reviewed
Estimated Ship Date: Jul 22, 2026 if ordered today
Estimated Ship Date: Jul 22, 2026 if ordered today
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 1.888 in. Pin, Chevy, 350
Part Number: CPI-SAF193-CC
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.375 in. Stroke, Chevy, 454, Each
Part Number: ESP-445443756385
Not Yet Reviewed
Estimated Ship Date: Jun 19, 2026 if ordered today
Estimated Ship Date: Jun 19, 2026 if ordered today
Crankshaft Key, Short, Chevy, Each 0.750" x 0.188"
Part Number: MRG-984G
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 2.000 in. Pin, Chevy, 350
Part Number: CPI-SAF143-CM
Not Yet Reviewed
Estimated Ship Date: Jul 22, 2026 if ordered today
Estimated Ship Date: Jul 22, 2026 if ordered today
Crankshaft Key, Long, Chevy, Chrysler, Dodge, Plymouth, Each
Part Number: MRG-983G
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal, Steel, 3.480 in. Stroke, 1.245 in. Dia. Std. Snout, 1.9 Rod Journal Width, 2.431 in. Rear Seal, Chevy, 350, Each
Part Number: ESP-4350348057LA
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Engine Crankshaft Kit 68-85 BUI/CAD/CHV/GMC/OLD/PON 5.7L
Part Number: EGN-123900
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435021LW
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
CRANKSHAFT
Part Number: SCA-773503760
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crankshaft, Compstar, 2-piece Rear Main Seal Style, Internal Engine Balance, Forged 4340 Steel, 3.480 in. Stroke, Lightened, Chevrolet, 5.7L, Each
Part Number: CPI-SAF143-CC
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
302 2-PC REAR SEAL, STD WEIGHT CHEVY
Part Number: SCA-435005
Not Yet Reviewed
Estimated Ship Date: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
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: Jun 29, 2026 if ordered today
Estimated Ship Date: Jun 29, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged, 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: HRS-H403756012T
Not Yet Reviewed
Estimated Ship Date: Jun 17, 2026 if ordered today
Estimated Ship Date: Jun 17, 2026 if ordered today
4340 Forged Superlight
Part Number: SCA-445415C-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-773505621
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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