From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Series of tests measuring water loss and temperatures at various speeds and conditions.
| Identifier | ExFiles\Box 24\5\ Scan301 | |
| Date | 18th July 1930 | |
| 18.7.30. Tests for loss of water, temp. 75° to start, maximum speed, time, temperatures. Maximum speed of car complete with 4 people up :- Distance round track 2.548 m.{Mr Moon / Mr Moore} 24. Time :: 73 2/3 secs = 124, 931 kms. p.h.) Readings obtained M.P.H. 77.67 73 secs = 125, 666 kms. p.h.) from the Guide. 78.10 73 4/5 secs.= 124,304 kms.p.h. ) 77.25 Top water Bottom water Oil Air Water Temp. Temp. Temp. Temp. Lost. 92 84 95 18.5 92 84 97 19 .437 gall. 92.5 84 98 19 2° Tests at 60 M.P.H. with fan belt choc-a-bloc with bonnet shutters closed, temperatures and loss of water. :- Top water Bottom water Oil Air Water Temp. Temp. Temp. Temp. Lost. 82.5 77 82.5 18.5 82.5 77 82 18 .250 gall. 82.5 77 82 18 3° Tests at 70 M.P.H. with fan belt choc-a-bloc with bonnet shutters closed, temperatures and loss of water :- Top water Bottom water Oil Air Water Temp. Temp. Temp. Temp. Lost. 90 83 88 19 90 83 89 19 90 84 90 19 .375 gall. 90 83 90 19 4° Test with front shutters open, 60 M.P.H. Top water Bottom water Oil Air Temp. Temp. Temp. Temp. 82.5 76 78 17.5 82.5 76 78 17.5 82.5 76 78 17.5 | ||