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).
List of modifications and associated part numbers for carburetter, inlet pipes, flywheel, clutch, and distributor components.
| Identifier | ExFiles\Box 169\4\ img154 | |
| Date | 25th November 1932 | |
| -4- RHC{R. H. Coverley - Production Engineer}/WSC{W. S. Cassel}4/LS.25.11.32. Carburetter LOP.E.100762 LeC.3157-3181-3-7. Semi-Expanding - complete to the above LOP. incorporating The following modifications. Strengthened Diffusers to LeC.3245. Modified Chokes to LeC.3243. Screwe used in place of Studs for Suction Chamber, and Inserts fitted into Carb. Body. Inlet Pipes LOP.E.100751 LeC.3169-3180. Complete to the above LOP. to suit Semi-expanding Carburetter. Flywheel & Clutch LOP.G.100500 - RR.Scheme 149-159. Complete to the above LOP. and Schemes. G.100808 Pressure Ring -Breather Holes deleted. G.100491 Flywheel " " G.100790 Flywheel Gear Ring. G.100787 Main Clutch Springs. G.100479 Rubber Driving Blocks drilled 5/16" and 3/16" dia: holes. Distributor for Battery Ignition LOP.E.53064 - LeC.3073. Complete to the above LOP. and Scheme. RHC{R. H. Coverley - Production Engineer}/WS C. | ||