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).
Power and jet consumption data table for an S.U. carburetter with an experimental pipe.
| Identifier | ExFiles\Box 31\4\ Scan036 | |
| Date | 26th February 1923 | |
| X1487 26-2-23 S.U. Carburetter - Expl: Pipe (1) Power and Jet Consumption. X1487 X2758 R.P.M. | Lbs. | Pet/hr. | H.P. | Pet/HP/hr. pints. ---|---|---|---|--- 500 | 80 | 15.2 | 16.6 | 0.9036 750 | 87 | 22.5 | 27.187 | 0.8271 1000 | 89 | 31 | 37.08 | 0.8362 1250 | 89 | 40 | 46.35 | 0.8630 1500 | 90.5 | 46.5 | 56.56 | 0.8222 1750 | 87 | 52.5 | 59.27 | 0.8859 2000 | 84 | 59 | 70.00 | 0.8428 2200 | 83 | --- | 76.08 | ---- 2300 | 80.0 | --- | 76.6 | ---- 2400 | 87.0 | --- | 78.0 | ---- 2500 | 84.0 | --- | 77.08 | ---- | ||