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- | ||