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 the B-80 Marine Engine.
| Identifier | ExFiles\Box 153\3\ scan0041 | |
| Date | 24th April 1940 guessed | |
| SPECIFICATION. B-80. — MARINE ENGINE. Specification No. Issue No. Sheet No. 1 Sec No. | Title | Description | Design No. | Details. L.O.P. | Remarks. 5000 | CRANKCASE & BEARINGS. | 8CYL R.{Sir Henry Royce} 3½" x 4½" = 5.675 LITRES. TWIN RUBBER FRONT ENGINE SUPPORT. BREATHER. LATEST TAPPET DOORS. CRADLE TO CARRY DYNAMO & SALT WATER PUMP. NEW SUMP WITH EXTENSION TO BOLT TO BELL HOUSING. DIP STICK MOUNTED IN SUMP. B.80 TACHOMETER DRIVE. | ECD.1430, PD.438, PL.159, PL.197 | | REAR SPLASH TRAY IN SUMP, NO FRONT SPLASH TRAY. NO ELECTRIC OIL LEVEL GAUGE. 5010 | CRANKSHAFT. | B-80. SHAFT WITH STUDEBAKER NOSE. HIGH PRESSURE OIL SUPPLY TO REVERSE BOX. | ECD.1186, PL.150 | EB.4121 | 5020 | CRANKSHAFT DAMPER | STUDEBAKER TYPE. | SCD.1176 | | CAST IRON PULLEY. 39. lb. SPRINGS. RUBBERS. 35-40 DUROMETER. 5030 | CONN: RODS. | B.V RODS. VANDERVELL BIG & LITTLE ENDS. | | RE.304 | 5040 | PISTONS. | SPLIT SKIRT - FLUSH TOP. | | EB.4318 | 5050 | CYLINDER HEAD. | 6.4 TO 1 COMP N RATIO. | PL.189, PL.201 | EB.4131 | NEW REAR COVER TO CARRY SUMP PUMP. NEW POSITION FOR THERMOMETER. | ||