Wossner Pro Series Piston Kit - 8775DC Honda CRF250R 2010-2013 Brand_Gilles Tooling 19" Product Name Spring Outside

19" Product Name Spring Outside Diameter 41

the VRF plug will keep the by-pass hole closed

advanced ventilation

This kit does not include a helix

Wossner Pro Series Piston Kit - 8775DC Honda CRF250R 2010-2013 Brand_Gilles Tooling 19" Product Name Spring OutsideFeatures 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 Compression Ratio 14. 2: