Triumph Motorcycles

Triumph 1961 650 Twin Engine Diagram

Triumph-1961-6T-Thunderbird-Brochure-R.jpg
The 650 c.c. type illustrated here is the engine used, with minor variations, in all Triumph models of this capacity. Note the twin high-level camshafts driven by gears, the tremendously rigid crankshaft and the light alloy head with large diameter inclined valves...

Triumph 1961 Models



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