THIS EXHAUST WILL WORK ON ALL CT70'S , BUT IS MOST CORRECT FOR 1977 THRU 1994 , THESE ARE THE YEARS THAT DON'T USE THE EXTENDER STUD BOLT ON THE TOP REAR SHOCK MOUNT.
THESE DON'T USE THE MID MOUNT (A BLESSING MOST OF THE TIME)
THEY HAVE THE BAFFLE THAT ARE WELDED IN THE REAR
IF YOU ARE GOING TO USE THIS ON THE 1976 AND OLDER YOU MAY WANT TO GET A 10MM CAP/ACORN NUT FOR THE TOP REAR MOUNT. see below on this page.
OTHER ITEMS YOU MAY OR MAY NOT NEED FOR INSTALLING THIS SYSTEM ARE LISTED BELOW.... THANKS