Hot Rods CBK0146 Stroker Bottom End Kit

Uses stock piston..

Hot Rods Bottom End kits include everything needed to complete crankshaft installation:. Stroker kit crankshafts increase length of stroke as listed depending on application; in some cases cylinder head must be modified, as noted. Hot Rods main bearings and seals kit (Main seals included when applicable). Complete engine gasket set includes all gaskets and seals for complete engine rebuild (Does not include water pump seal).

Vehicle Fitment:

2004-2009 Yamaha YFZ450
2006-2007 Yamaha YFZ450 Bill Balance Edition
2007-2008 Yamaha YFZ450 SE