Yamaha YZ 125 Wiseco Forged 2-Stroke GP Top End Piston Kit PK1390 2005-2021

Manufacturer Warranty: 90 Day

Size: 54 mm

Manufacturer Part Number: PK1390

Brand: Wiseco

MPN: PK1390

All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life Pistons can be installed in any of today’s cylinder bore compositions (cast iron, chrome, nikasil and boron composite) with confidence Wiseco’s state-of-the-art computerized manufacturing facility is dedicated to supplying both the high-perfomance racer and recreational enthusiast with the finest forged piston available in today’s market place All kits come with pistons, rings and circlips