Two-piece classic Mini Cooper S points set for Lucas 25D distributor, usually marked 40819 on the outside. These points have a stronger spring to reduce points bounce at high RPM. These points only work with the long-pin distributor base plate, as originally fitted to Lucas 40819 distributor. See photo for clarification. Ref: DSB109, 54413568, GCS3001, 57H5446EVA.
See 54412436 for long-pin baseplate.