Availability
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442540006100
Not Yet Reviewed
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442541256100
Not Yet Reviewed
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442636226100
Not Yet Reviewed
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442640006100
Not Yet Reviewed
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 if ordered today
Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.125 in. Stroke, Chevy, LS9, Each
Part Number: ESP-442641256100
Not Yet Reviewed
Estimated Ship Date: Oct 7, 2025 if ordered today
Estimated Ship Date: Oct 7, 2025 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: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 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: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Crankshaft, One-piece Seal, Internal Balance, Cast Iron, Chevy, GMC, 5.3L, Each
Part Number: NAL-12685650
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
Crankshaft, One-piece Seal, Internal Balance, Forged Steel, 3.622 in. Stroke, Chevy, 6.2L, Each
Part Number: NAL-12674743
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2026 if ordered today
Estimated Ship Date: Jan 5, 2026 if ordered today
4340 CRANK FORD COYOTE 3.750" 2.00 ROD
Part Number: ESP-428237502000
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
forged crankshaft
Part Number: ESP-434643756460
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
3.900" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"
Part Number: ESP-434739006100
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
4.250" stroke, internal balance, forged 4340 steel, Chevrolet Gen III "LS"
Part Number: ESP-434742506560
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
Engine Crankshaft, Forged 4340 Steel Crankshhaft
Part Number: ESP-4350375057BN
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
Crankshaft, Internal Balance, Forged 4340 Steel, 3.500 in. Stroke, Ford, 351W, SVO, Each
Part Number: ESP-435235006200
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
Crankshaft, 2-piece Seal, External Balance, Cast Steel, 4.500 in. Stroke, 2.200 in. Pin, Oldsmobile, 455, Each
Part Number: ESP-104554500
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
4340 CRANK FORD 460 INT BAL 4.625
Part Number: ESP-446046252200
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
CRANK
Part Number: ESP-450246256600
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
Crankshaft, 2-Piece Seal, Internal Balance, Forged 4340 Steel, 4.750 in. Stroke, Chevy, 454, Each
Part Number: ESP-450247506600
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
CRANKSHAFT
Part Number: ESP-534736226100
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
FORGED 4140 STEEL CRANK IMCA LEGAL - CHEVROLET 305/350
Part Number: ESP-53503480CMLW
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
3.480" stroke, internal balance, cast mild steel, Chevrolet small block 1pc rear seal, IMCA legal
Part Number: ESP-103523480CM
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
CAST CRANK SBC 350 1PC INT BAL
Part Number: ESP-10352375060I
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 if ordered today
crank shaft,4340 Billet Crank Subaru EJ20/25 83mm stroker
Part Number: ESP-3EJ232685137
Not Yet Reviewed
Estimated Ship Date: Oct 8, 2025 if ordered today
Estimated Ship Date: Oct 8, 2025 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
