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).
Specification for B80 No. 6 Unit (Cast Iron).
| Identifier | ExFiles\Box 124\2\ scan0260 | |
| Date | 30th October 1940 | |
| To Rm{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/CP Rm{William Robotham - Chief Engineer}/CTS{C. Trot Salt - Carburation} Rm{William Robotham - Chief Engineer}/CP/1/EC/30.10.40. B80 No. 6 Unit (Cast Iron) 1044 We give herewith complete specification of new unit. Built at Clan Factory, 24.9.40. Crankcase and bearings LOP EB5215 Complete to above LOP incorporating:- PD 162 Crankcase layout. PD 438 Breather on crankcase. ECD 1430 Strengthened front engine mounting. ECD 1461 Revised Dynamo mounting. ECD 1342 Modified distributor drive. EB 4975 Tappet covers with distance pieces. EB 4093 Crankcase, Lower Half. EB 4670 Crankcase and cylinder. ALI Material. EB 4973 Distributor drive shaft. EB 5166 Distributor housing. Exhaust valve seats as follows:- Nos. 1. 2. 3. 4. "Brico" inserts. Nos. 5. 6. 7. 8. Direct in case. Cylinder bores as follows :- Nos. 1. and 2. Standard (no inserts & not chrome plated) Nos. 3. and 4. "Hicrome" Bravadium inserts (not chrome plated) Nos. 5. and 6. " " " Chrome plated Nos. 7. and 8. Standard. No inserts. Chrome plated. Vandervell Main bearings:- Tri-metal EB 4567/8/9/70/1/2/3/4 main bearings. EB 4591/2 Thrust washers. RE 185/6/7/8 Bearing Caps PTO | ||