Piston kit 84mm Bore 83.95 Wossner K8721DA-2 (STD)
KAWASAKI
Ex650 Ninja 2009,
Wossner forged pistons are superior in strength and design. Engineered to provide the best possible path for combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a more uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads more evenly, thereby preventing piston collapse. Made in Germany. (DOES NOT COME WITH RINGS) **Must use OEM rings** Part No. 56-W9869.000.WO Clip part no - CW19
Piston pin- WP028
Ring set - Use OEM Kawasaki EX650 NINJA 2009, Comp 12.6:1
WOSSNER FORGED PISTON K8721DA-2 Bore 84.00(mm)
Wossner are regarded by Europe's leading motor sport engine builders as being the piston of choice when building an engine not only to perform, but to withstand the stresses heat inside the chamber which will help prevent hot spots on piston crowns. Price includes all piston rings and gudgeon pins.