PISTON KIT 92-98 YZ250 68.00, WISECO 677M06800Part No. 56 W677. WI (phoenixmotos. com) YAMAHA YZ250 1992 1998, YAMAHA WR250Z 1992 1997, Wiseco Pro Lite Piston Assembly 677M06800 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 Ceramic Composite Cylinder sleeving or replating required for oversizes Top End bearing available part no. B1014 Included

Yamaha YZ 450 F 2017-2017

(2) 30x64x16 Bearings

allowing for easy and secure positioning during adjustments

Yamaha YZ250:

YZ450F 2014 - 2017

M25 (RH) x 1

OLD NUMBER 56-W742_060

ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle

Wiseco clutch springs are 8-10% stiffer than stock to ensure positive clutch lockup every time

results of these tests will ususally give us a great indication to what the underlying problem is & we can give an accurate estimate as to the full cost of repair

Yamaha YZ 65 2018-2019-2020 Yamaha YZ 125 2001-2002-2003-2004-2005-2006-2007-2008-2009-2010-2011-2012-2013-2014-2015-2016-2017-2018-2019-2020 Yamaha YZ 250 1999-2000-2001-2002-2003-2004-2005-2006-2007-2008-2009-2010-2011-2012-2013-2014-2015-2016-2017-2018-2019-2020 Yamaha YZ 125 X 2020 Yamaha YZ 250 X 2016-2017-2018-2019-2020

spark plug inspection