BSA Tachometer Tach Drive Adapter (1) 68-0585 - 1964-72 - A50 / A65 .020 The easiest electronic ignition to

The easiest electronic ignition to install in your vintage British motorcycle is the "Tri-Spark" ignition system

M Part number is 70-4951 or E4951

M Part number is 71-2930 or 60-2045

Etc) from 1969-1974

& TR6C) from 1967-1978

BSA Tachometer Tach Drive Adapter (1) 68-0585 - 1964-72 - A50 / A65 .020 The easiest electronic ignition to*In Stock & Ready To Ship!* New English Made BSA Unit Twins Tachometer Tach Adapter. Did you Tach Adapter Break? Or it's simply missing? Well, help is at hand! This is a Quality O. E. M. that is ready to be installed! Fits all BSA Unit Twins with Tachometers (Lightning, Rocket, Spitfire, Firebird Scrambler, Etc) from approx 1964 1972. Please refer to your parts catalog for proper fitment. *****Although this part is correct for the Models & Years