Wiseco Part #K1314Piston Kit Yamaha Fj11/12; Yam FJ11/FJ12'85-93,XJR12'95-99 10.25:1

• All Wiseco Pistons are forged from high silicon, low expansion aluminum which offers superior strength, reduced weight, improved heat transfer, and longer life.
• Diamond turned finish from one of the many CNC computer controlled turning centers guarantees you a perfect finish with no size variation. Wiseco pistons can be installed in any of todays cylinder bore compositions (cast iron, chrome, nikasil and boron c
• Wisecos wide range of oversize pistons increase the life of cast iron lined cylinders. With the availability of replacement cylinder sleeves, chrome, nikasil and boron composite cylinders can be resleeved to accept Wisecos oversizes.
• Wisecos 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 todays market place.

Package Quantity = 1