YAMAHA WAVERUNNER SUPERJET 1990-96 PISTON WK1041

MFG Part Number: WK1041

Most Wiseco 2-cycle pistons are forged from high-silicone bar stock

Greater strength and lower expansion at high temperatures

Complete piston kits include High-Performance forged pistons, rings, wrist pins, circlips and top-end gasket kit for one complete engine

All Wiseco High-Performance pistons are priced with rings, wrist pins and circlips

Wiseco ring types are not interchangeable (i.e., CD is not interchangeable with LC) and fit only Wiseco pistons

Oversize pistons require cylinder boring