without the use of big batteries and/or starter motors

Chrome plated billet aluminum construction

Outside diameter approx

2cm) base width x 3

5/16-32 threaded

V-TRONIC ELECTRONIC IGNITION 6 & 12V Koppling och tillbehör 5&6 speed without the use of bigDescription Automatic electronic advance, with 9 adjustable curves. Proven, tried, tested ignition modules. Hall sensor type. Works with 6 and 12 Volt system and will never need re adjustment or other maintenance. Shorter opening duration increases spark intensity by 60%. Fits to stock base plate. Note: Will not work on 1964 Panhead models equipped with the stock dual points single fire system. Note: See 519402 for the same ignition modle, but for use