Classic Motorcycle Mechanics

Points make…

My Velocette V-twin engine was progressing nicely after a week of cutting, welding and filing, the extended crank pin was ordered and would be ready in a couple of weeks, so the next job was to make the ignition system.

The standard Velocette engine has a magneto bolted onto the crankcases behind the vertical cylinder, but on my V-twin engine the rear cylinder would be inclined backwards 22.5° and run close to the rear frame tube, so there would be no room to fit a magneto. I had foreseen this in my initial vision and had already machined a recess in the timing cover to hold two sets of original Honda twin contact breaker points.

The first thing I had to do

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