Triumph / BSA Rear Wheel Chain Adjuster (1) - 37-3742 - 1971-79 - TR6 / A65 / T120 / T140 SRM Amal Concentric rebuild kits are

Amal Concentric rebuild kits are sold individually to rebuild (1) carburetor - select the quantity you desire

GS36 & 70-0448

Horns are sold individually

BSA and Norton motorcycles

If your Smiths chronometric speedometer or tachometer is missing it's bezel or the glass is cracked I highly suggest purchasing one of our comprehensive bezel kits that we have to offer

Triumph / BSA Rear Wheel Chain Adjuster (1) - 37-3742 - 1971-79 - TR6 / A65 / T120 / T140 SRM Amal Concentric rebuild kits areNew Triumph rear wheel chain adjuster. Chain adjuster is made in England by L. F. Harris to replace Triumph and BSA part number 37 3742 and W3742. Hole measures 5 8" suited for both conical and rear disc brake models. Fits Triumph 650 and 750 models from 1971 1979. Also fits BSA 650 (A65) models from 1971 1972. Check your parts book to ensure the best fitment. Please note that this chain adjuster is sold individually no hardware is included