NEW LU47502 TRIUMPH PRE UNIT AUTO ADVANCE UNIT, MADE IN THE UK BRAND NEW
automatic Advance/Retard Magneto timing mechanism, complete unit.
Made in England, a quality ITEM. - fitted with a fibre gear.
50 Teeth.
Suitable for K2F Magnetos, and other types.
Suitable for BTH Magneto
Not suitable for the Triumph TRW model