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).
The J.3 Exhaust Manifold design and blueprint LeC. 2570.
| Identifier | ExFiles\Box 179\1\ img074 | |
| Date | 7th November 1931 | |
| FROM E.{Mr Elliott - Chief Engineer} C. to Mr. HS.{Lord Ernest Hives - Chair} J.{Mr Johnson W.M.} 3. EXHAUST MANIFOLD X5230. BLUEPRINT We send you herewith LeC. 2570. showing the above. In this design the pipe flanges are secured by clamps and there is no chance whatever of the pipe getting hung up on studs when it is undergoing changes in length. Attention is drawn to the features required on the cyl. head. E.{Mr Elliott - Chief Engineer} | ||