  THIS KIT IS FOR ALL 4_SPEED CT70H'S SL70'S XL70'S CL70'S WITH POINTS ONLY THAT HAVE 88CC CYLINDERS (52MM_BORE) THIS IS A LONG ROD STROKER CRANK, SO YOU MUST USE A MATCHING PISTON AND HEAD IT IS FOR UPGRADEING ENGINES THAT ALL READY HAVE ANY TYPE 70CC HEAD AND THE 88CC CYLINDER WITH 52MM BORE THIS CAN WORK ON ATC70'S 3 OR 4 SPEED,, BUT YOU WILL NEED A DIFFERENT CENTER CASE GASKET MUST BE USED WITH A 51MM OR BIGGER BORE CYLINDER |