This was taken from TRA Judging Standards and Restoration Guidelines.
Cast Aluminum Valve Covers. According to The Roadster Factory, an aluminum cover was optional equipment.
SPCEd4, however, does not specify such as optional high speed equipment or as an accessory. Research on
accessories published in a VTR newsletter (ref: The Vintage Triumph Quarterly Magazine , pg 902) indicates that
while these might have been offered from the factory it could not be confirmed; however, such covers were
definitely dealer options. These covers will be accepted as original equipment.