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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).
Modifications for a 20/25 HP 'T' Series car for testing in France.

Identifier  Morton\M13.2\  img057
Date  21th May 1931
  
To R.{Sir Henry Royce} From Hs.{Lord Ernest Hives - Chair}
c. to Sg.{Arthur F. Sidgreaves - MD} Wor.{Arthur Wormald - General Works Manager}
c. to E.{Mr Elliott - Chief Engineer} Da.{Bernard Day - Chassis Design}
c. to By.{R.W. Bailey - Chief Engineer}

Hs.{Lord Ernest Hives - Chair}3/MJ.21.5.31.
x5860.

TESTS IN FRANCE 20/25 HP. 'T' SERIES.

We are preparing a 20/25 HP. car to go to France to test out the new features which have been instructed up for the second half of 'T' Series.

The new items which will be fitted to that car compared with the present standard are as follows:-

(1) Crankshaft and flywheel with thicker flange.
(2) Modified crankcase with dynamo pinion supported entirely off the crankcase.
(3) Low inertia damper.
(4) Clutch spigot lubricated from the gearbox.
(5) Modified radiator mounting, engine mounting, dumb irons etc. to M.Sch 3274....
(6) Hydraulic dampers to scheme Front F57908. Rear.F57888. Spring loaded connections.
(7) Bonnet to overlap dashboard.
(8) Road springs low rating type.
(9) Road wheels either Rudge Whitworth or Modified Dunlops.
(10) Luggage grid P.2 Type No.4 adapted to suit 20/25 HP. chassis.
(11) Dynamo with increased output and half charge scheme

It is hoped to get this car away as soon as possible as the material for the second half 'T' Series is now ordered.

Hs.{Lord Ernest Hives - Chair}
  
  


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