Engines and Components› Crankshafts and Components

Eagle

Eagle Chevrolet Big Block 4.250in Stoke Internal Balance Forged 4140 Steel Crankshaft

$1,287.77

SKU: E001 545442526385

In Stock
In Stock
Ships by Jun 20
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

Eagle forged 4140 steel crankshafts are designed for high-performance Big Block Chevy 496 and 540 stroker engine applications, capable of handling up to 1000 horsepower. Features include non-twist forging, multi-stage heat-treatment, stress-relieved, shot-peened, X-rayed, magnafluxed, and sonic-tested for quality. It has a 4.250-inch stroke, 2.200-inch rod journals, and 2.749-inch main journals, and requires chamfered bearings.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandEagle
Part NumberE001 545442526385

Videos

Parts used to go from a 454 to a 496 forged short block + OFFICIAL cost of machine shop!

Parts used to go from a 454 to a 496 forged short block + OFFICIAL cost of machine shop!

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy