Engines and Components› Pistons and Piston Rings

KB Performance

SB Chrysler 318 3.910" Bore Flat Top Piston Set

$436.69

SKU: KB167KTM

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The KB Performance piston set is designed for SB Chrysler 318 engines. These hypereutectic pistons feature a flat-top design with 5cc valve reliefs and a 3.910" bore size. They have a 1.810" compression height, a 3.310" crankshaft stroke, and a 6.123" rod length. The pistons are manufactured with CNC-machined pin bores and include wrist pins and spiral lock rings. Rings are not included.

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

BrandKB Performance
Part NumberKB167KTM
CategoryEngines and Components

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