this is the best site out there for info on the kx i would like to thank all of you who have gave your input. the 88 pistion for the 87 kx 500 was great i was about to gunk the bike when i fiund this site as kawasaki has discontinued that part along with alot more .does anyone know were i can get a front sprocket nut and washer for this bike i tryed bike bandit and the kaw shop both told me the same thing discontinued thanks