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).
Complete specification for the 11.EX Chassis (formerly 93-NK).
| Identifier | ExFiles\Box 71\3\ scan0031 | |
| Date | 9th December 1925 | |
| To TMW from RHC.{R. H. Coverley - Production Engineer} HS{Lord Ernest Hives - Chair} RHC{R. H. Coverley - Production Engineer}2/BE. 9.12.25. 11.EX CHASSIS (FORMERLY 93-NK) We give below a complete specification of the above Chassis which was passed to Test November 26th. 1925. X.8380 -Frame & Fittings S 1. Side Channels F.72198-9. S 2. Frame Stiffener for Rear Buffers to N.S.1960. S 3. " " " Front " " N.S.1958. S 4. Speedometer Clip F.73604 fitted to 4th Crossmember. S 5. Special Front Crossmember (suitable for Dipping Head Lamp) F.73164-5-6. S 6. Front Number Plate Brackets F.72758-9. S 7. Pressed Front Wing Stays F.71624-5-6-7-N.S.1824, otherwise to L.O.P. F.72352. X.8405 - Frame Ties S To L.O.P. F.72396. X.8410 -Front Springs & Fittings. S 1100 & 1150 lbs Firth's Front R.Springs - F.71980-1 fitted with Wefco Gaiters to L.O.P. F.71992. X.8410 -Rear Springs & Fittings. S 1900 & 2000 lbs Firth's Rear R.Springs - F.10617-8 fitted with Wefco Gaiters to L.O.P. F.72807. X.8520 -Front Shock Absorbers [Handwritten] We believe as agreed Pay scheme should be used on production Front Shock Absorbers with Stronger Springs to give 50 lbs load - to Arrgt. Drg. F.73740. X.8520 - Rear Shock Absorber S Hartford Shock Absorbers to L.O.P. F.71600. -contd- | ||