Features: 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...
Features: Kit includes window, o-rings, and hardware. Repair kit for Trask Assault derby covers. Made in the USA. For use with all TM-0042 derby covers..