Availability
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.000 in. Stroke, Chevy, 302, Each
Part Number: ESP-435030005700
Crankshaft, 2-Piece Seal, External Balance, Cast Steel, 3.75 in. Stroke, Chevy, 350, Each
Part Number: ESP-103503750
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each
Part Number: ESP-445642526385
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 5.7L, Each
Part Number: ESP-435337505700
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 6.385 Rod, Chevy, 454, Each
Part Number: SCA-445425L
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, Small Block, Each
Part Number: SCA-435061LW
Not Yet Reviewed
Estimated Ship Date: Nov 21, 2025 if ordered today
Estimated Ship Date: Nov 21, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, Chevy, 454, Each
Part Number: ESP-445442526385
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.250 in. Stroke, 2.200 in. Pin, Chevy, 454
Part Number: CPI-BBP42B-MG
Need It Sooner? We recommend these similar substitute parts:
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
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each
Part Number: SCA-440086
Not Yet Reviewed
Estimated Ship Date: Nov 21, 2025 if ordered today
Estimated Ship Date: Nov 21, 2025 if ordered today
350 1-PC REAR SEAL STD WEIGHT
Part Number: SCA-435076L
Not Yet Reviewed
Estimated Ship Date: Nov 21, 2025 if ordered today
Estimated Ship Date: Nov 21, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 400, Each
Part Number: ESP-440040006000
Not Yet Reviewed
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.48 in. Stroke, Lightened, Chevy, 5.0, 5.7L, Each
Part Number: ESP-S0094
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: SCA-440050
Not Yet Reviewed
Estimated Ship Date: Nov 21, 2025 if ordered today
Estimated Ship Date: Nov 21, 2025 if ordered today
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
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.750 in. Stroke, Chevy, 400, Each
Part Number: SCA-440056
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-Piece Seal, Internal Balance, Cast Steel, 3.75 in. Stroke, Chevy, 400, Each
Part Number: ESP-10400375057I
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, 2.100 in. Pin, Chevy, SBC, Each
Part Number: CPI-SAF-113-CR
Not Yet Reviewed
Crankshaft, 2-piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, 2.100 in. Pin, Chevy, 350
Part Number: CPI-SAO113-CS
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
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 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft Key, Short, 4 Degree Offset, Chevy, Ford, Pontiac, Chrysler, Each
Part Number: MRG-988G
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
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 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, LS, Each
Part Number: ESP-434736226100
Not Yet Reviewed
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 1-Piece Seal, External Balance, Cast Steel, 4.250 in. Stroke, Chevy, 454, Each
Part Number: SCA-945420L
Estimated Ship Date: Monday 9/15/2025
Estimated Ship Date: Monday 9/15/2025
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.480 in. Stroke, Chevy, 350, Each
Part Number: ESP-4350348057FW
Not Yet Reviewed
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