Classic Motorcycle Mechanics

Project Kawasaki Z1325 part 17  Odds and sods

’m back again with the major build of an extreme special based on Kawasaki’s flagship motorcycle of the 1970s.

The bottom end of this fine bike was massively over-engineered and as a result, long after KHI had moved on to the ultra-modern water-cooled engines, there were lads around the world tuning the living poop out of Zed motors, producing well in excess of 500 horsepower to propel their drag bikes at vision-blurring speeds. For this level of insanity, the earlier cases were required (Z1, Z1A or Z1B) as they had some extra webbing and the inner crankshaft bearing cap would need a steel plate added. To get this level of power, forced induction and a dose of Nitrous Oxide is required. Just about everything has

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