New Triumph Rocker Box Caps. This Triumph stock rocker box cap is made from alloy - comes with a nice zinc finish. Made in England to the highest quality standards. Replaces Triumph part number 71-2744. Threads measure 1 15/64" (1.236") with a thread pitch of 20 TPI. Fits Triumph 650 Unit and Pre-Unit twins up to early 1972. Also fits various Triumph 350 and 500 twins up to 1974.
•Made in the USA
•O.E.M Part number is 71-2744