Triumph T20 200 Cub Inlet / Exhaust Valves - Choose Valve Type Valve Type - Specifications:Exhaust #70-3147 / E3147 (.310" X 3.115") The English made 31563 screw-on

The English made 31563 screw-on switch is as close as you will get to OEM

If you are building an authentic or replica "Desert Sled" Triumph

*Please note that this stud requires "2" per bike on 1962-1967 BSA cylinder heads

Fits the BSA A65 Lightning & the Triumph Bonneville from 1969-1970

Triumph T20 200 Cub Inlet / Exhaust Valves - Choose Valve Type Valve Type - Specifications:Exhaust #70-3147 / E3147 (.310" X 3.115") The English made 31563 screw-onRebuild your classic Triumph Cub T20 200 using our fine, English made valves. Valves are manufactured from stainless steel to bring you both quality and longevity. Each valve will replace Triumph part number 70 3147, E3147, 70 3963 and E3963. Valves will fit most (if not all) Triumph T20 Cub 200 models from 1954 1967. Please refer to your parts catalog to ensure the best fitment. Valves are sold individually use drop down menu to select which valve