Engines and Components Pistons and Piston Rings

Manley Performance

Manley Chevrolet Small Block Piston Set - 4.030in Bore 1.125in CH, -15.00 CC

$1,032.08

SKU: M004 590930-8

In Stock
In Stock
Ships by Jun 13
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

Manley Platinum Series piston set, made from 2618 alloy forgings for exceptional strength. Designed with cam and barrel skirt profiles, these pistons ensure optimal power delivery while being gentle on cylinder walls. The set includes durable tool steel wrist pins, with options for upgrades to 9310 and Turbo Tuff/DLC alloys. Rigorous manufacturing standards for ring lands and grooves enhance ring seal and maximize power output. Unique fixturing processes guarantee ultimate ring groove to skirt squareness, ensuring precise fitment and performance.

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 590930-8

Videos

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