I have 1 wiseco standard 54mm piston for a 1987 RM125 and 1 wiseco .080 (56mm) piston for a 1988 RM125, If anyone knows someone looking for a piston of this type I will sell them for cheap $45+ship for the 87 piston and $30+ship for the 88 piston
'87 piston
'88 piston
'87 piston
'88 piston