Flash Back
AUSTRALASIAN DIRT BIKE was born, giving the Aussie dirtbike fraternity an alternative to the imported mags and the only other local mud mag, Trail and Track (which was 25 cents cheaper than us). In less important business news, Medibank was introduced while Australia Post and Telecom were formed from the wreckage of the Postmaster-General’s Department. Not surprisingly, the Governor-General, Sir John Kerr, dismissed the government of Gough Whitlam for failing to support the introduction of ADB and KTM fan Malcolm Fraser was installed as caretaker Prime Minister. In the fiftieth International Six-Days Trial on the Isle of Man, West Germany won the International Trophy and Italy the Silver Vase while Western Australia won the Sheffield Shield and Kialoa took line honours in the Sydney to Hobart Yacht Race.
Top Tests
DE CARBON MEETS MONOSHOCK
were identical in capacity, both measuring 123cc and running bores and strokes of 56mm x 50mm. The RM ran premix at 20:1 and the Yamaha at 15:1 so you can imagine the startline haze. The Yamaha had a six-speed gearbox but the RM had to make do with five, the YZ was 10mm longer in the wheelbase at 1370mm and had a seat height and ground clearance of 845mm and 260mm
