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).
Graph plotting valve lift against crankshaft degrees for a Bentley B7 Unit No. 2 Cylinder Inlet Cam.
| Identifier | ExFiles\Box 102\5\ scan0158 | |
| Date | 11th December 1933 guessed | |
| BENTLEY CAM TOES UNIT B7. No 2 CYL. INLET CAM CAMS MADE TO LIFT CURVE LEC 3292 DOTTED CURVE SHOWS TOES TO LEC 3297 VALVE LIFT - INCHES. CRANKSHAFT DEGREES. CLOSING TOE OPENING TOE MAX CLEARANCE FOR QUIET OPENING. MAX CLEARANCE FOR QUIET CLOSING VELOCITY 0.000585 per degree 0.000379 per degree SHEET 4. | ||