Triumph / BSA "TLS" Front Brake Return Spring - 37-3522 Wire etc) that cam equipped with

etc) that cam equipped with the cast-iron cylinder head

Please note that there are X2 cams for the TLS brake - this cam is the front type

42-5323 or 60-0340

Comes complete with perch

New Lucas DX Distributor Models Contact Breaker Set

Triumph / BSA "TLS" Front Brake Return Spring - 37-3522 Wire etc) that cam equipped withUp for grabs is a new Triumph and BSA "twin leading shoe" front brake return spring. This return spring is made in England to replace Triumph and BSA part number 37 3522 and W3522. Fits Triumph and BSA models (singles and twins) from 1969 1970, also fits Triumph 500 twins from 1969 1974. Check your parts book to ensure the best fitment. This return spring will only fit the "twin leading shoe" that features the brake cable perpendicular to the lower