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Russell Eberhardt	21/04/2012 12:50:14
2785 forum posts 87 photos	Posted by Gordon W on 20/04/2012 11:26:52: I've still got some bits left over from my M1000 days, a spanner for head bolts 19/32" AF from memory. More likely 5/16 W.W. Russell.
neil geddes	21/04/2012 22:40:59
1 forum posts	De Havilland Gipsy engines have metric threads and Whitworth heads as the Airdisco company who converted Royal Aircraft Factory engines for De Havilland did not want to re certificate the originally French Renault V 8 engine the RAF engine was based on. The similarity of 7x1 metric and 1/4 Whitworth has caused a lot of grief!

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