Engines and Components› Pistons and Piston Rings

United Engine & Machine Co

KB HYP PISTON KIT CHRY 383

$659.72

SKU: U00B KB400KTM.020

In Stock
In Stock
Ships by Jun 7
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The United Engine & Machine Co. KB400KTM.020 Pistons are hypereutectic, flat-top pistons designed for Chrysler 318 engines with a 3.950-inch bore and a .020 overbore. They feature a +5.00cc piston head volume and are sold as a set of eight.

Fitment

Fitment Guaranteed

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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

BrandUnited Engine & Machine Co
Part NumberU00B KB400KTM.020

Videos

Street Performer - Mopar LA 318 Build Recipe, Ring Grinding Tips, Bottom End Assembly, And Much More

Street Performer - Mopar LA 318 Build Recipe, Ring Grinding Tips, Bottom End Assembly, And Much More
318 Mopar Engine Build on a Budget Part 1

318 Mopar Engine Build on a Budget Part 1
Budget Mopar Engine Build: 2024 Cost Breakdown #mopar318 #budgetbuild #dodge #d150 #hardheadgarage

Budget Mopar Engine Build: 2024 Cost Breakdown #mopar318 #budgetbuild #dodge #d150 #hardheadgarage
How to Install Pistons | Fast and Easy

How to Install Pistons | Fast and Easy

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.

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