Engines and Components› Pistons and Piston Rings

Manley Performance

Manley PIST-4.030/1.250CD/FT EA

$148.47

SKU: M004 591130L-1

In Stock
In Stock
Ships by Jun 8
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

It features a flat top with two valve reliefs, a 4.030 inch bore, and a 3.480 inch stroke, suitable for stroked engines. This piston offers a balance between strength and weight without grain-interrupting internal milling. The 2618 alloy provides maximum high-temperature strength and fatigue resistance.

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

BrandManley Performance
Part NumberM004 591130L-1

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