Yamaha SHO Piston Kit - Wiseco - Forged Series - `08-`17 — A precision forged piston kit engineered for Yamaha SHO applications from 2008 to 2017. This complete kit provides the core components needed for a reliable rebuild or performance-focused refresh.

The Forged Series pistons are built for strength and durability in a wide range of 4-stroke applications. These Wiseco pistons are forged to resist high-stress conditions and include the necessary internal hardware for installation. Specifically matched to Yamaha FZR/FZS/FX/SHO models in the 2008–2017 range, this kit features an 86.00 mm bore and an 8.6:1 compression ratio suitable for maintaining stock characteristics with improved longevity.

Features

• Forged construction for improved strength and service life
• Complete kit: piston, wrist pin, piston rings and circlips included
• Fitment: Yamaha FZR / FZS / FX / SHO (2008–2017)
• Dimensions: 86.00 mm bore, 8.6:1 compression ratio

This kit is intended for owners looking to restore engine integrity or prepare a Yamaha SHO for further tuning while keeping installation straightforward. The included hardware reduces parts sourcing and helps ensure correct assembly. As always, verify fitment for your specific model and year before ordering.

Questions? Call us directly — we’re happy to help with fitment or installation guidance. We offer installation and customization services at two locations: Austin, Texas and the Los Angeles, California area. 512-982-9393 (TX) | 562-981-6800 (CA)

If you plan to purchase multiple items, contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov