Valve Guide. Suits all years and suitable for inlet or exhaust, for the Triumph Tiger Cub and the Terrier. This has a diameter of 12.75mm, oversize guides are also available on this site. Equivalent to E3208. Also fits the BSA C15 all years inlet and exhaust, the Triumph 3TA 57-66, inlet and exhaust, the Triumph Tiger 90 63-65, inlet and exhaust, and the Triumph T100 and 5TA 59-66 inlet and exhaust. The circlip for the guide is also available seperately.