Other Magnum Motorcycles

 Very rare Triumph Junior bought from England with an honest  60 PSI compression . I installed a working  Mag & new chain with new  mag  sprocket & bracket.  I  used a  Villiers carb  but not correct for the engine. Runs great, Bore is about 1 7/8" & 13/4" stroke.  The output shaft is tapered & is about 5/8"  with a number 41 sprocket  ten tooth.6 1/2" Dia flywheel.   ENGINE HIEGHT  13" H   X  W   5 " X    L  11" & weight  about 20lb.

 Very rare Triumph Junior bought from England. Lots of low end torque with 85 PSI compression long stroke. I installed a Lucas Mag & new chain with new  mag  sprocket.  I  used a  Villiers carb  but not correct for the engine.