Speedway Workshop

The Weslake OHV 2 Valve

This Weslake type was used for junior racing in some European countries.

Specifications:
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 photos were kindly supplied by Ben Ludolphy.
The machine is from 1977.

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Melbourne Motorcycle Workshop
Melbourne Motorcycle Workshop
Dyno Tuning, Performance Enhancements, Sports Bikes and Offroad. Rebuilds, Race Preparation and Classic Restorations.