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).
Comparison of petrol tank specifications for B.5 and B.50 models.
| Identifier | ExFiles\Box 149\3\ scan0025 | |
| Date | 17th February 1939 | |
| 1263 To: Rm{William Robotham - Chief Engineer}/Gry.{Shadwell Grylls} c. to BY/HEB.{H. Biraben} BY/NS{Norman Scott}4/MG17.2.39 PETROL TANK - B.5 and B.50 The following is a comparison of the Petrol Tank for B.5 and B.50. B.5 B.50 Tank FB.4503 FB.4621 Capacity 16 1/2 Galls. 19 1/4 Galls. Depth 14.625 17.600 Thickness .022 .036 Stoneguards With Stoneguards. No Stoneguards End Plate R.H FB.3696 FB.4624 End Plate L.H FB.3697 FB.4625 Baffle FB.3648 FB.4626 Depths to suit individual Tanks. Top Strap FB.4678 FB.4627 Bottom Strap FB.4679 FB.4628 B.50 Straps longer, due to depth of Tank. Rear Crossmember B.50. Further back than B.5, i.e. Supports for Tanks are different. Electric Gauge FB.3848 FB.4288 Packings for Support Straps of different lengths. BY/NS{Norman Scott} | ||