THE ORIGINAL TORNADO
The original Tornado was advertised at the end of 1934, for 1935, to promote the Olympia show, but not exhibited. It is listed in catalogues from 1936 up to 1939 and built with Reynolds HM Aircraft tubing. Upto 1938 it is a fixed single speed machine.
1936 Catalogue
For 1938 the tornado is relaunched and gains Sturmey Archer A-R Hub gears.
THE TORNADO MASSED START 1951-1954
In 1951 the Tornado returns as a massed start racer, built with Reynalds 531 tubing; double butted for top, down & head tubes with single butter seat tube. Angles ar 72 Deg, 18 1/4″ chain stay & 10 1/2″ BB hight. Lugs are Holdsworths own as shown right. The Specification remained unchanged athough A&P Cromo tubes were somtimes offered. It was replaced by the Monsoon, another massed start, in 1955.
Model Recognition Table
| Frame Number System & Location (Repeated on fork Stearer Tube) | |
| Frame Tubing (Seat Tube ID – mm) | |
| Frame Angles, Seat/Head, (deg) | |
| Tube OD (Inch) – Top-Down-Seat | |
| Head Tube Lugs | |
| Fork Crown | |
| Head Set Type | |
| Seat Lug | |
| Seat Stay Attachment | |
| Seat Stem Bolt | |
| Bottom Bracket Lugs | |
| Gear Cable Run, Over/Under BB | |
| Rear Stay Length (CBB – CDO) | |
| Wheel Base (Spindle to Spindle) | |
| Rear Dropouts (Front) | |
| Rear Brake Bridge | |
| Brake Bridge Boss – Recessed Bolt | |
| BB Hight | |
| Wheel Size | |
| Head Badge/Transfer | |
| Decals & Name Plate | |
| BB Cable Guides | |
| BB Oiler | |
| Gear Change Lever Lugs | |
| Rear Stay Gear Cable Guides | |
| TT Brake Cable Stops/Guides | |
| Mudguard Stay Attachments | |
| Bottle Holder Bosses | |
| Colour | |
| Chrome | |
| Comments |