70amp Alternator Conversion Kit. 1600cc AC903902 AC903902 £210.00 inc. VAT (where applicable) Out of stock. Alternator conversion kit with a 70 amp alternator (featuring our quick change internal regulator), including 12 volt pulley, alternator stand, backing plate kit, strap, instructions and wiring kit. Fits all Type 1 Engines 1200-1600cc Good Quality. Some re-wiring maybe required You may find depending on the carb fitted there is a small clearance issue. If this happens you will also need a carb spacer.