PISTON KIT 03-09 YZ450F 95.00, WISECO 4785M09500B YAMAHA MX

Part No. 56-W4785.B.WI (oro2u.com)

W4785M09500B 94.94mm

Gas-Gas EC 450 F (2013 - 2015)
Yamaha WR450F (2003 - 2014)
Yamaha YZ450F (2003 - 2009)

Wiseco Piston Kit ArmourGlide
Yamaha
YZ450F 2003-05

95mm Bore
12.5:1 Stock Compression