Engines and Components› Engines, Blocks and Components

Eagle

Eagle Chevy 400 350 Mains 4.000in Crank 6.000in H-Beam Stroker Rod 4.165in Pistons Rotating Assembly

$2,960.55

SKU: E001 12157040

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

Professional / shop required

Description

The Eagle Competition Assembly Chevy 400 350 MAINS 12157040 is a rotating assembly designed for Chevrolet 400 (small block) engines, using 350 main bearings. It's suitable for racing applications, including nitrous and forced induction.

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 12157040

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