1930 Norton Model 18 500cc OHVHere is a splendid, matching numbers 1930 Norton Model 18 with its original brown logbook confirming matching number status and just 5 owners from new. The original UK registration number from 1931 is still with the motorcycle. The Model 18 was the sporting Model from Norton from 1923 and onwards. The 500cc OHV engine was fast and reliable for its time and coupled with efficient brakes, success for Norton on the road and in races was inevitable. The