This Weslake type was used for junior racing in some European countries.
Bore and Stroke : 85.67 X 85.83
Inlet Valve: 1.77"??(4 valver = 1.1/4")
Exhaust Valve: 1.54"? (4 valver = 1.1/8")
Carburettor: 36 mm
Compression: 13 : 1
This 2 valver was also used for ice racing as the 4 valve engines were banned for iceracing.
This 1977 machine depicted in the
photo is amongst the collection of Roy Young and
the photo's were kindly supplied by Ben Ludolphy.
The machine is from 1977.
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