Wiseco PK1779 Top End Kit - 1.00mm Oversize to 84.00mm, 8.6:1 Compression engine-valve-train-exhaust-valves 2019-2022 Yamaha (Boats) UX1800 190FSH

2019-2022 Yamaha (Boats) UX1800 190FSH Deluxe

1987-1989 Suzuki RM250

2020-2021 Polaris RZR 570

2015-2025 Husqvarna TC125

Wiseco PK1779 Top End Kit - 1.00mm Oversize to 84.00mm, 8.6:1 Compression engine-valve-train-exhaust-valves 2019-2022 Yamaha (Boats) UX1800 190FSHBore: 84. 00mm Compression: 8. 6: 1 Compression Sizing: 1. 00mm Oversize Contains all the necessary components for overboring or rebuilding your top end. Feature forged pistons, rings, wrist pins, circlips and top end gasket set. Vehicle Fitment: 2001 2004 Yamaha YFM400 Big Bear 2x4 2001 2006 Yamaha YFM400 Big Bear 4x4 2007 2008 Yamaha YFM400 Big Bear IRS 4x4 1993 1999 Yamaha YFM400F Kodiak 4x4