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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).
Test report page detailing component failures and running times under specific conditions.

Identifier  ExFiles\Box 119\2\  scan0248
Date  7th April 1925 guessed
  
-2-

Front spring rear anchorage EAC.111 to arrgt.drg.F.71016.
Front engine support front tube and flange F.72748/9.
Front engine support bracket on front X member F.72742/3.

Later

Dunlop artillery wheels.

Conditions of test.

Drum revs. 105 p.m.
Tyres 65 lbs/sq.in.
No shock absorbers fitted.

Cams 2" lift @ 180°
Load on front 300 lbs.
Radiator full.

SUMMARY OF IMPORTANT FAILURES.

| Running time. | Piece No. | Position on chassis. | Description. |
|---|---|---|---|
| 6.30 | F.71540 | N/S | Dashbracket slightly cracked. |
| 9.50 | E.71712 | --- | Radiator top stay front end. |
| 16.2 | E.71712 | --- | Radiator top stay front end. |
| 73.37 | F.71540 | N/S | Dashbracket broken. |
| 104.0 | F.2888 | N/S & O/S | 3rd. cross member flanges cracked |
| 74.53
315.12 | F.71430/1 | O/S
N/S | Front engine suspension tubes broken. |
| 148.15 | F.70549 | N/S | Frame cracked (see sketch) |
| 302.49 | F.71450 | O/S | Rear engine suspension bracket. |

contd :-
  
  


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