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).
Report page detailing changes to an inlet manifold and other vehicle specifications.
| Identifier | Morton\M19\ img263 | |
| Date | 26th October 1931 | |
| -6- Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}l/AD26.10.31contd. Inlet Manifold. A new inlet manifold with a single down-draught. Instead of one branch supplying the four inner and one the four outer cylinders, the pipe is as shown in the sketch, the point of connection of the main pipe being at right angles to the direction of subsidiary flow as per sketch. SECTION C-C SECTION B-B SECTION F-F SECTION A-A The new intake manifold on the Chrysler De Luxe series provides a drawback for unvaporized fuel. Compression Ratio. 5.2. 6.2 supplied as optional. Balance weights. None on the small eight, now 8 on the big eight. Old crank 69 1/4 lbs, new crank 87 1/4 lbs. Sparking plugs. - 14 mm. B.H.P. Given as 95 at 3400 against 88 at 3400. Axle ratio. 3.91. Rims 1.7" with 6.5" tyres. Gear box. - Synchro-mesh change. These cars sell at from 1525 to 1970 dollars in the states according to the type of body and appear to be an astonishing production at the price. | ||