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 sheet for various engine components and systems.
| Identifier | ExFiles\Box 109\3\ scan0106 | |
| Date | 7th February 1940 | |
| SPECIFICATION SPECIFICATION No PL422 ISSUE No 1 SHEET No 3 SEC. No | TITLE. | DESCRIPTION. | DESIGN No | DETAILS | L.O.P. | REMARKS. --- | --- | --- | --- | --- | --- | --- 5060 | VALVES & FITTINGS. | 1.35 INLET VALVE. WITH OIL GUARD WASHER | PL341 | | | | | 30º SEAT & VENTURI. | PL329 | | | | | 1.125 EX VALVE SOLID STEM, NO ADJUSTMENT. | PL360 | | | | | C.I. HOLLOW TAPPETS. | | | | 5070 | INLET PIPES | TWO PORT WITH WATER HEATED HOT-SPOT. | PL339 | | | 195 FT PER SEC IN INLET PIPE. | | SQUARE SECTION. | | | | 5080 | CARBURETTER | H25 HORIZONTAL S.U. WITH MANUAL JET CONTROL AND FAST IDLE. | PL339 | | | WILL BE SUPERSEDED BY THE S.U. DOWNDRAFT SELF FEEDING CARB. 5082 | CARB AIR SILENCER. | A.C. SILENCER & CLEANER. | PL339 | | | MAY REQUIRE MODIFYING TO CLEAR DASH BOARD. | | SHEET METAL AIR INTAKE CONDUIT. | | | | 5090 | CAMSHAFT. | OIL PRESSURE TO 4 BEARINGS. | PL316 | | | EV{Ivan Evernden - coachwork}/TAS{T. Allan Swinden} DESIGN REQD | | MONICHROME MATERIAL. | | | | | | TIMING | | | | | | 45º DISTRIBUTOR DRIVE SPIRAL GEARS | PL329 | | | | | CAM FORMS | | | | 5160 | WATER PUMP & FAN | 2 BLADED FAN. | PL335 | | | | | MORGAN STUART WATER PUMP GLAND. | PL334 | | | | | S.A.E 5/8 DRIVING BELT. | | | | 5170 | OIL PUMP, OIL PUMP DRIVE & DISTRIBUTOR DRIVE | 12º HELIX OIL PUMP GEAR. | PL317 | | | | | 3/8 B.W.P. FLOATING OIL INTAKE. | PL318 | | | | | | PL327 | | | 5180 | WHEELCASE. | SUCTION-MICROMETER ADVANCER PL375 | PL341 | | | PL334 SHEWS AN ALTERNATIVE .375 PITCH REYNOLDS ROLLER CHAIN | | 37º HELICAL GEARS. ALUM. CAMSHAFT WHEEL WITH WAVY WEB. | PL335 | | | | | OIL TROUGH AT BOTTOM OF CASE. | PL334 | | | | | INTERNAL OIL JET TO GEARS. | | | | | | BREATHER ON WHEELCASE BACK PLATE. | | | | 5190 | WATER CONNECTIONS | THERMOSTAT BYE-PASS | PL340 | | | DESIGN OF CONNECTIONS REQD | | | PL341 | | | R.R.888 (2H) 16168. 7. 2. 40. N&G.{Mr Griffiths - Chief Accountant / Mr Gnapp} LTD. | ||