WISECO PISTON KIT 1983 IT250 68.50, WISECO 515M06850 YAMAHA

YAMAHA 1983 Yamaha IT250 1986 Yamaha YTZ250 Tri-Z 1985 Yamaha YTZ250 Tri-Z Wiseco Pro-Lite Piston Assembly - 515M06850 O/S 0.50mm Durability, longevity and increased horsepower Innovative forging design and piston skirt provide maximum horsepower and torque Lightweight wrist pins enable faster revs and quicker throttle response Top-End bearing available-part no. 56-809.WI Part No. 56-W196+050.WI Included Items:
One 68.0mm piston
Two 2677CD rings
Two CW18 circlips
One S511 wrist pin