Sale

Engines and Components› Pistons and Piston Rings

Wiseco

Wiseco Yamaha RD350 73-75/ RD400 76-92 2539CD Piston Kit

$199.95 $185.34 Save $14.61

SKU: W00C 393M06450

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Wiseco piston kit is a high-performance component designed for Yamaha RD350 and RD400 models. It features a 64.50 mm bore size and is forged from 4032 aluminum alloy for strength and dependability.

This piston kit is engineered with an innovative forging design and piston skirt to provide maximum horsepower. The 352cc displacement and 0.50mm oversize bore contribute to its performance capabilities. It is noted for its reed induction design.

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

BrandWiseco
Part NumberW00C 393M06450

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