Wossner Standard Series Piston Kit - 8630DA For Gas Gas 450F 2013-2015 | Yamaha YZ 450 2006-2009 Brand_Dynatek shift rods

shift rods

5" heat shields give the classic straight pipe look

Spoke-mounted rotor with 5 bolt holes with 6

Constructed from 3/16" aluminum alloy plate

36 mm Skirt Coating Moly Coated Type Standard Size B Displacement 250 cc Bore - Oversize Standard Piston Material Aluminum Alloy

Wossner Standard Series Piston Kit - 8630DA For Gas Gas 450F 2013-2015 | Yamaha YZ 450 2006-2009 Brand_Dynatek shift rodsFeatures Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication Lightweight piston with a tight piston wall clearance for a quieter running engine Skirt coated for reduced friction and improved break in performance Ring land treatment for improved ring seal and oil control Double bridged forging design where noted Kit includes piston, rings, wrist pin and pin locks Specs Engine Type 4 Stroke