Triumph 650 9-Stud Cylinder Barrel -(STD) - 70-6304 -1966-72 - TR6 / T120 Rod Bearing 1 1/16"x 20

1 1/16"x 20

Jaguar or any application that requires Whitworth or British Standard Tools

TSX & TR7) from 1973-1983

etc) from 1957-1966 while the late kit fits Triumph 350 and 500 models (T100R

BSA Unit Twins have always been known to Lack of Oil In the Top End causing your Valve Train to suffer and wear prematurely

Triumph 650 9-Stud Cylinder Barrel -(STD) - 70-6304 -1966-72 - TR6 / T120 Rod Bearing 1 1/16"x 20New Late Triumph 650 Unit Twins 9 Stud Cylinder Barrel. For the unaware, it is more affordable and practical to replace your old cylinder barrel with this new one than to have it re sleeved and bored. This barrel is made in England, standard bore, and the quality and finish is exactly the same as O. E. M.. This cylinder barrel is correct for all Triumph 650 Unit Twins (Bonneville, T120R, Tiger, TR6R, Etc) from 1966 1972 only as this barrel features