Hot Rods 4-Cycle Crankshaft Assembly - 4098 Yamaha YZ 450 2010-2017 Brand_Ims Products Inc. Made with stepped headpieces 1-3/4"

Made with stepped headpieces 1-3/4" into 1-7/8"

Give your ATV that "factory" look

V-curve profile helps reduce mud buildup

Piston Material Forged Skirt Coating Molybdenum Disulphite Bore Size 56

Graphite material is impervious to fuels

Hot Rods 4-Cycle Crankshaft Assembly - 4098 Yamaha YZ 450 2010-2017 Brand_Ims Products Inc. Made with stepped headpieces 1-3/4"Features Sold complete with the original proven Hot Rods connecting rods, top end bearings (unless otherwise noted) and crankshaft webs Factory assembled and trued to OEM specifications; meets or exceeds OEM in performance and durability Complete and ready for installation Completely rebuildable with genuine Hot Rods connecting rods and bearings (unless otherwise noted) Gears are made at a quality level of DIN class 9 or higher Specs Features Standard