Lucas C40T type Dynalite c/w tacho connection, with a Lifetime Warrantyn - The original alternator that looks like a dynamo Designed, tested and built by Powerlite, this unit delivers the performance of a modern alternator whilst retaining the period look of a dynamo. - Ampsn40 An - Bracket distancen144 mmnOEMnLucasnPolaritynNegative Earthn - Shaft diametern15 mmn - Voltagen12 Vn - Weightn3.40 kgn - The Powerlite Dynalite is an alternator conversion, providing the benefits of an alternator with the look of a dynamo. The Dynalite unit is identical in fitting to your original dynamo, however unlike your dynamo the Dynalite is a self regulating alternator meaning that the existing control box is no longer required to regulate the Dynalite. Some wiring changes must be made. The changes can be made at the existing control box as described below.nn - FITTING YOUR DYNALITE:n1. Disconnect Battery .