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).
Experimental power and jet consumption data for an S.U. carburetter with pipe (1).
| Identifier | ExFiles\Box 75\2\ scan0300 | |
| Date | 26th February 1921 | |
| X2758 26-2-21 S.U. Carburetter - Expl: Pipe (1) X1487 (crossed out) X2758 Power and Jet Consumption. | 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 | 69.27 | 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 | ---- | Watermark: DICKINSON BOND | ||