OUR OLD_STYLE ULTRA_HEAD WITH_RACE_CAM (OLD_70_DOME) 25MM_INTAKE 22MM_EXHAUST OR A HEAD FROM A (CT70 1969 TO 81),(XL,SL,CL OR ATC70) MUST BE USED WITH THIS PISTON KIT!!!!!!!!!!! THIS WILL ONLY WORK IN OUR 52MM BIG CYLINDER STOCK HONDA CYLINDERS CAN NOT BE BORED OUT THIS BIG!!!! |