MANIFOLD SET RIGHT/LEFT- BONNEVILLE T120 LATE 1968-1971 ONLY NEW-TRIUMPH

SET OF NEW MANIFOLD ADAPTORS FOR YOUR LATE 1968 O-STYLE PUSH ROD TUNES ON THROUGH 1972 650 BONNEVILLES ONLY. THEY DO NOT FIT EARLIER HEADS . THE THREAD PITCH IS TOTALLY DIFFERENT. IF YOU AREN'T SURE WHAT YEAR YOUR HEAD IS THE CATING DAYE WILL BE A CLUE. IT IS LOCATED IN SIDE THE ROCKER AREA BETWEEN THE VALVES.