Engines and Components› Pistons and Piston Rings

Wiseco

Wiseco 102.67mm (4.042inch) Scraper Ring Ring Shelf Stock

$14.99

SKU: W00C 4042FSX

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

Easy — 1–2 hours

Description

The Wiseco 4042FSX is a set of individual piston rings designed for a 4.042 in. bore. These second rings are made of cast iron with a phosphate-coated facing and feature a Napier design. The rings are file-fit and sold individually.

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 4042FSX

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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