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 revision for Kestrel FS.6 Cylinder Unit No.2, comparing previous and revised specifications.
| Identifier | ExFiles\Box 54\4\ Scan177 | |
| Date | 2nd December 1933 | |
| 84659. To Hs. {Lord Ernest Hives - Chair} from RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} RHC {R. H. Coverley - Production Engineer} /WSC {W. S. Cassel} 2/AP.2.12.33. KESTREL FS. {F. Steele} 6 CYLINDER UNIT NO.2. Specifications of the above Unit issued in RHC {R. H. Coverley - Production Engineer} /WSC {W. S. Cassel} 8/AP.27.11.33. & RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 6/AP.29.11.33. are revised as follows:- PASSED TO TEST 30.11.33. Previous Specification. Cylinder LOP.E.40975. Complete as shown in spec. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 8/AP.27.11.33. Removed. Valves & Fitts.LOP.E.40218. Complete to the above LOP. including:- E.28651/1 Inlet Valves-S/SLV. E.30657 Exh.Valves-S/SLV. E.38324-5 Valve Springs. Removed. Revised Specification. Cylinders LOP.E.36092. "A" side Cylinder block removed 17.10.33. refitted complete to the above LOP. incorporating:- E.30298/9 Liners-S/HC. E.30010 Rocker Cover "B" side converted to "A" side to retain Tachometer Drive. Valves & Fittings LOP. E.39728. Complete "A" side set removed with above block 17.10.33. refitted as follows:- E.28651 Inlet Valve-S/SLV. E.38330 Salt Cooled Exhaust valve-S/SLV. E.38324-5 Valve Springs. Flywheel.Ex.10670 Arrgt. Spring Loaded Flywheel fitted ex.Kes.6 Cyl.No.1. incorporating the following:- Retaining Nut & Washer modified to Ex.10643-4 to suit strengthened type of Direct Drive. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} | ||