Triumph 350 / 500 Unit Twins Inlet / Exhaust Valves (1) - 1957-74 - Choose Valve Type Valve Type - Diameter & Length:Inlet #70-3738 / E3738 - (.310" X 3.610") any other models up to

any other models up to 1970

Haynes repair manuals come jammed packed with all the information you need to get your Triumph

* New English Made BSA Unit Twins & Singles Oddie Stud Mounting Clip

Our tool will replace both Triumph and BSA factory tool 61-6042

Primary Chain Features 84 Links & is "Endless" which means it does not have a Masterlink as O

Triumph 350 / 500 Unit Twins Inlet / Exhaust Valves (1) - 1957-74 - Choose Valve Type Valve Type - Diameter & Length:Inlet #70-3738 / E3738 - (.310" X 3.610") any other models up toRebuild your classic Triumph 350 500 unit twin by purchasing and installing our fine, English made valves. Each intake exhaust vale is manufactured from stainless steel to bring you both quality and longevity. Each valve will replace Triumph part number 70 4640, E4640, 70 3738, E3738, 70 3739, E3739, 70 4012, E4012, 70 4013, and E4013. Valves where fitted to a wide range of Triumph 350 and 500 models including the 3TA, T90, 5TA, T100, T100C, T100R,