Availability
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4 in. Stroke, Chevy, Small Block LS, Each
Part Number: SCA-4LS140062-S
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7L, Each
Part Number: SCA-4LS140065
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
FORGED CRANKSHAFTS
Part Number: SCA-4LS14125
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
FORGED CRANKSHAFTS
Part Number: SCA-4LS141262-S
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
FORGED CRANKSHAFTS
Part Number: SCA-4LS141265-S
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
4340 Pro Stock
Part Number: SCA-4LS141282
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
FORGED CRANKSHAFTS
Part Number: SCA-4LS141282-C
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
4340 Pro Stock
Part Number: SCA-4LS141285
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
FORGED CRANKSHAFTS
Part Number: SCA-4LS141285-C
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft 4-LS7-4000-6125-24, Chevy LS7 Crankshaft 4340 Pro Street 6-Bolt 4.000 Stroke 6.125 Length 2.100 Jou
Part Number: SCA-4LS740062
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, Forged 4340 Steel, Std. Weight, 3.75 in. Stroke, Chevy, 400, 2-Piece Seal, Internal Balance, Each
Part Number: SCA-440050-2
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
400 2-PC REAR SEAL, PROCOMP LIGHTWEIGHT CHEVY
Part Number: SCA-440056-2
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, Forged 4340 Steel, Std. Weight, 3.875 in. Stroke, Chevy, 400, 2-Piece Seal, Internal Balance, Each
Part Number: SCA-440076
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Forged 4340 Standard Weight
Part Number: SCA-4426010
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-4426014-2
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.50 in. Stroke, 6.760 Rod, Mopar, 426 Hemi, Each
Part Number: SCA-4426020
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
4340 Forged Pro Series Lightweight
Part Number: SCA-445405C-2
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Crankshaft, 1-Piece Seal, Internal/External Balance, Forged Steel, 3.86 in. Stroke, Chevy, Each
Part Number: NAL-12708884
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
CRANKSHAFT
Part Number: NAL-12732515
Not Yet Reviewed
Estimated Ship Date: Apr 17, 2026 if ordered today
Estimated Ship Date: Apr 17, 2026 if ordered today
440 CHRYSLER, STD WEIGHT CHRYSLER
Part Number: SCA-444014
Not Yet Reviewed
Estimated Ship Date: Feb 26, 2026 if ordered today
Estimated Ship Date: Feb 26, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340, 4.000 in. Stroke, 2.45 Mains, Chevy, 5.7, 6.6L, Each
Part Number: MAN-190130
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Crankshafts, CRANKSHAFT-4.000 CCW 24T RELUC
Part Number: MAN-190824B
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Chevy, 350, Each
Part Number: ESP-435035005700
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
3.480" stroke, internal balance, cast mild steel, Chevrolet small block 1pc rear seal, IMCA legal
Part Number: ESP-S0095
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
CAST CRANK FORD 460 3.850", 2620 BOBWEIGHT
Part Number: ESP-S0096
Not Yet Reviewed
Estimated Ship Date: Jan 27, 2026 if ordered today
Estimated Ship Date: Jan 27, 2026 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
