Honda XR80 Piston Sets - Wiseco - Forged Series - '79-'03. A direct-fit forged piston kit designed for riders restoring or tuning XR80 models from 1979 through 2003.

This Wiseco Forged Series piston kit offers a durable option for owners who want a reliable replacement or performance-oriented rebuild component. The kit is sold complete with wrist pin, rings, and circlips for straightforward installation. Forged construction improves strength and resistance to wear compared with standard cast pistons, making it suitable for off-road and mixed-use riding. The bore and compression ratio options are matched to common XR80 rebuild needs; this listing corresponds to a 49.50 mm bore with a 9.7:1 compression ratio where applicable.

Features

• Forged piston construction for improved strength and longevity
• Complete kit: piston, wrist pin, rings, and circlips included
• Direct-fit dimensions for Honda XR80 '79-'03 applications
• Compatible with common bore and compression choices (49.50 mm, ~9.7:1 CR)

If you have questions about fitment, assembly, or matching this piston to a specific engine build, call us directly — we’re happy to help. We have two shop locations where we offer installation and customization services: Austin, Texas and the Los Angeles, California area. Call 512-982-9393 (TX) or 562-981-6800 (CA) to speak with a technician or schedule service. If you’re considering purchasing multiple items, contact us for possible shipping discounts. We install on premises at both locations.

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