BSA / Ariel Magneto Auto Advance Unit With Alloy Drive Gear - 47503 - Made in UK
Complete automatic advance / retard magneto timing mechanism with alloy drive gear pinion.
This is a brand new complete assembly - we do not require your old unit.
Will fit the BSA A7 and A10 models.
Also suitable for Ariel 650cc Huntmaster
Suitable for K2F Magnetos, and other types
Suitable for BTH Magneto
Fitting note: screw the centre bolt on to the shaft at the same time as you gently fit the unit on the taper, if you fit the unit first then attampt to tighten the bolt it will lock up.
OEM: LU47503, 47503, ATD
Made in England
Please contact us if you have any questions or need more information about this product.