Lucas 54202299 rotor Triumph BSA NortonGenuine Lucas RM20 Rotor, 6 Pole with welded 0. 752" center. This genuine Lucas part is the most commonly used on all British bikes. Magnets become weak over time, and charging loss can occur from weak magnets. Replace your old rotor with this stong high quality rotor. Supercedes all previous 74mm rotors. Fits all Lucas stators numbered RM18 and above. For matching Lucas single phase stator, available as part number RM21 or p n 47205, stator is

The 750 pushrods replace Triumph part number 71-3330

Ball bearings generally are supplied in C3 condition

All Kibblewhite keepers are single-point machined from high tensile strength billet material

QUADRANT SPINDLE SPLIT PIN x2

Our crankshaft/points seals are made in England and are of the highest quality

70-1591 ball bearing (RHP MJ1 1/8JC3)

Available in standard and four different undersizes

This kit is designed to service the top end on all Pre Unit 650 iron head engines from 1950 on

Read our piston and ring installation notes HERE for more information

For Technical Data Sheet click here

For Monograde PennGrade 1 oils click here

Fits all pre unit and unit construction plunger oil pumps