The Mercury

Everything you need to know about biking ... and more

- GAVIN FOSTER

SO WHO really needs to know the difference between a crankshaft and a camshaft? Power and torque? Two-strokes and four-strokes? For most modern car drivers, with vehicles being sold with maintenanc­e and service plans, engines plumbed with bewilderin­g arrays of pipes, hoses and wires, and five-year warranties being voided by any unauthoris­ed tinkering under the bonnet there’s no real need to involve themselves in the complexiti­es of their vehicles. Motorcycle people, though – they’re different. Their passion is motorcycle­s and most bike owners don’t buy their bikes as transport – they buy into the lifestyle, and they want to understand how they work.

Pinetown’s Dave Harris has written a very useful book called Understand­ing Motorcycle­s that’ll give even the least mechanical­ly adept motorcycli­sts answers to the questions they’re afraid to ask for fear of appearing ignorant. Riders with years of experience can also benefit from the 112-page book’s seven chapters covering engines, lubricatio­n and cooling systems, electrical systems, clutches, gearboxes and final drives, frames, and suspension and brakes, as well as wheels and tyres.

Dave, a multiple ex-Rhodesian road-racing champion and speedway racer, served his apprentice­ship as a motorcycle mechanic in the early ‘60s in Bulawayo. After retiring from racing he moved to South Africa and joined Yamaha Distributo­rs in 1980, becoming their national technical manager.

He attended Yamaha Motor Company’s technical seminars in Japan, Holland and the USA and then passed on what he’d learned through giving training courses for Yamaha technician­s across SA.

In 2005 he retired from his fulltime job but continued to work for Yamaha as manager of the company’s technical training academy before finally retiring in April 2013.

He now spends his time building classic motorcycle­s and running private technical courses for dealers across all brands of motorcycle­s and outboards. And, of course, writing this book. His expertise, gained through decades of training both apprentice­s and qualified mechanics blessed with varying degrees of skill, helped him write his book in such a way that it can be understood by raw novices, as well as be useful to experience­d motorcycli­sts who know the principles of motorcycle technology but still have unanswered questions.

Understand­ing Motorcycle­s sells for R199 and is available through various motorcycle outlets.

For further info contact Dave Harris on 082-712-7745 or daveanddot@telkomsa.net.

 ??  ?? Dave “Squack” Harris with his ‘Understand­ing Motorcycle­s’ book.
Dave “Squack” Harris with his ‘Understand­ing Motorcycle­s’ book.

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