KTM 250 EXC/MXC WISECO PISTON KIT 66.4MM STD BORE 2000-2005

Manufacturer Part Number: 857M06640Brand: WisecoManufacturer Warranty: 90 Day  New Wiseco forged piston 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’s wide range of oversize pistons increase the life of cast iron lined cylinders. 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 a