PISTON KIT 88-91 YZ250 68.50, WOSSNER 8134D050 YAMAHA MXPiston kit 68. 50mm Bore 68. 44 Wossner 8134D050 (+0. 50) YAMAHA YZ250 1988 1991, WR250 1988 1991, 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

YZ 250X (2016-2025)

YAMAHA YZ250 2005 - 2008

Compatible with Hot Rods and OE crankshafts

M specifications and tolerances are meticulously maintained

and DT250 (1974-1979)

rings and kits are sold by application and bore

ENGINE OIL SEAL SET YZ250F 19-24

wrist pins and circlips

PROX 03-2309

2017 Yamaha YZ250

Easy and fast to install

GASKET CLUTCH COVER YZ250F