Articles tagged Hedley Thomson

Page 62 of February 1994 archive issue thumbnail Page 62, February 1994

A whiff of old Brooklands

The Young Special When a respected monthly motoring contemporary published a picture of Tom Walker's Young Special at the VSCC Donington Park race meeting last year it bore a caption suggesting that this car has "the double disadvantage of having a Frazer Nash chassis and a one-off engine which was built for Brooklands but never even got off the line there." This caused me to raise an eyebrow (in...

Page 64 of November 1990 archive issue thumbnail Page 64, November 1990

Valve Angles: A Postscript

I should have been cured of any obsession with combustion chamber shapes and valve angles at the age of 14, when, having spent a considerable sum of pocket money on a copy of The Automobile Engineer I nearly went mad endeavouring to follow the arguments of Ricardo, Whatmough and Weslake as to whether turbulence, squiz, swirl or stratification was the best way of flowing the charge into a cylinder...

Page 32 of March 1991 archive issue thumbnail Page 32, March 1991

Veteran to classic

Valve Angles, Cylinder Heads and their Designers One hopes that WB's obsession with valve and cylinder head design is not subject to cure. His articles on the subject over the years have been much enjoyed and his most recent contribution has served as inspiration for some research and reflection on my part. Readers might like to know that the unusual cylinder head shown in the 1921 patent...

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