Description
If you’re rebuilding your XV1600A or pushing higher RPMs, factory pistons become a weak point. The Wiseco CK177 kit delivers the strength and precision needed to handle aggressive riding and custom tuning, backed by six decades of motorsports-proven engineering. This complete kit gets you back on the road with bolt-in simplicity and the durability expected from American-made forged components.
- Fits: 1999–2003 Yamaha XV1600A Road Star
- Bore diameter: 95mm
- Compression ratio: 10.5:1
- Material: Aerospace aluminum alloy
- Construction: Forged for strength
- Complete kit contents: Pistons, ring sets, pins, retainer clips, head gasket
- Dyno-tested design
- Made in USA
- Installation: Bolt-on









