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).
Status report on single-cylinder, general research, and Kestrel engine projects.
| Identifier | ExFiles\Box 30\4\ Scan253 | |
| Date | 16th July 1934 guessed | |
| SINGLE CYLINDER WORK AND GENERAL RESEARCH (6) ITEM DESCRIPTION. Investigation of various port arrangements 5" x 5½" sleeve valve engine. Completed. Preliminary cross sectional arrangement of 8 litre aero engine (3¾" x 3¾"). Completed. Overhead inlet and side exhaust valve cylinder head 3¾" x 4½" single cylinder unit. In hand. Preliminary pistons for 8 litre aero engine. In hand. Preliminary arrangement - 4¾" x 5½" sleeve valve engine. In hand. Preliminary arrangement - 4¾" x 5½" sleeve valve engine cylinder head. Completed. 4¾" x 5½" sleeve valve engine - investigation of various port arrangements. Completed. Sleeve valve ball joint and crank - investigation 5" x 5½" sleeve valve engine. In hand. Single cylinder sleeve valve test unit 5" x 5½" - In hand. 3¾" x 3¾" ramp head for single cylinder unit. In hand. Modified tappets for 3¾" x 4½" ramp head single cylinder unit. In hand. KESTREL ENGINE. Redesigned automatic mixture control. I.B,engine. In hand. Variable pitch airscrew hub. In hand. | ||