The Speedway Workshop Archive contains the following pages about Weslake.
| Year | Machine | Detail | |
| 1974 | Prototype | The first ever Complete Weslake. | |
| 197? | Weslake 250 | The Antig Mounted 250cc Weslake. | |
| 197? | OHV 5v | Otto Lantenhammer first ever 5-valver. | |
| 197? | SOHC 5v | The BVR SOHC 5 Valve Weslake engine. | |
| 1977 | Weslake OHV | Roy Young's OHV 2-valver. | |
| 1979 | Weslake SOHC | The Manual for the SOHC Engine | |
| 1975 | SOHC Special | The special with electronic ignition. | |
| 1979 | Weslake DOHC | The Weslake DOHC Four valve | |
| 1975 | Weslake Mk 4 | Alan Grahame's Mk4 Weslake | |
| 1979 | Weslake Mk 5 | The latest of the Weslakes | |
| 1982 | Weslake | The New Prototype with fixed Bearing | |
| 1983 | Weslake | The Otto Lantenhammer Weslake | |
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