Increases stroke by 5mm makes 727cc with standard bore – uses stock pistons
heavy duty stroker crankshaft is sold complete and ready for installation with heavy duty connecting rods, top end bearings and crankshaft webs – crank bearings not included
Heavy duty connecting rods are double forged for strength, have a bronze bushing in the small end to reduce piston pin galling and are shot peened to eliminate stress risers and improve fatigue durability 2 times over a standard forged rod
Crankshafts are fully rebuildable, factory assembled and trued to OEM specifications to meet or surpass the OEM crankshaft in performance and durability
2007 Yamaha Raptor 700 YFM700R
2011 Yamaha Raptor 700R YFM700R
2006 Yamaha Raptor 700 YFM700R
2012 Yamaha Raptor 700 YFM700RSE Special Edition
2007 Yamaha Raptor 700 YFM700RSE Special Edition
2009 Yamaha Raptor 700R YFM700R
2013 Yamaha Raptor 700R YFM700R
2014 Yamaha Raptor 700R YFM700RSE Special Edition
2009 Yamaha Raptor 700 YFM700RSE Special Edition
2010 Yamaha Raptor 700 YFM700RSE Special Edition
2007 Yamaha Raptor 700 YFM700RYR GYTR Edition
2014 Yamaha Raptor 700 YFM700R
2012 Yamaha Raptor 700R YFM700R
2008 Yamaha Raptor 700 YFM700R
2013 Yamaha Raptor 700R YFM700RSE Special Edition
2008 Yamaha Raptor 700 YFM700RSP Special Edition
2011 Yamaha Raptor 700 YFM700RSE Special Edition
2010 Yamaha Raptor 700R YFM700R