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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).
Specification for modification of a S-B-IV chassis prior to 10,000 miles trials.

Identifier  ExFiles\Box 163\1\  img027
Date  27th October 1934
  
To MR. [redacted] from MHC/EM.
c.c. MR. [redacted] ps.
c.c. Mr. [redacted] JMG
c.c. F.O. ps.
c.c. II. Wst.
c.c. Dr(Stores).

86001.
MHC/EM.1/EP.{G. Eric Platford - Chief Quality Engineer}27.10.34

Specification for the modification of

S-B-IV prior to 10,000 miles trials.

Further to specification MHC/WSC.{W. S. Cassel}9/EP.{G. Eric Platford - Chief Quality Engineer}22.10.34 we give below additional modifications to be incorporated in the above chassis.

Chassis.

Radius Rod to Front axle.

Supply and fit as modification incorporating N.Sch.4178 :-
1-FB.1507 Support Bracket for radius rod R.H
1-FB.1508 " " " " " L.H
2-FB.1509 Outer cap for Ball Pin - Rear.
2-FB.1510 Inner " " "
2-FB.1511 " " " " - Front.
2-FB.1512 Outer " " "
2-FB.1513 Radius Rod.
4-FB.1514 Spring for Radius Rod.
4-FB.1515 Mud excluder.
2-FB.1516 Bolt for radius rod - rear end.
(2-FB.1520 Packing for radius rod.
(2-FB.1523 " " " "
2-FB.1524 Ball pin for Radius rod.
4-FB.1525 Ball pad " "
(4-FB.1529 Adjusting washer for support bracket.
(4-FB.1532 " " " "

The above instructed under zone B.364.

Front springs & fittings.

Supply and fit as modification incorporating N.Sch.4180 & 4182 to suit N.Sch.4178
1-FB.1479 stiffener(near shackle) front spring R.H.
1-FB.1480 " " " " " " L.H.
1-FB.1481 shackle(front spring)Rear end. R.H.
1-FB.1482 " " " " " L.H.
1-FB.1483 shackle Cover R.H.
1-FB.1484 " " L.H.

-contd-
  
  


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