I was looking at the '79 helmet, just the angles are hard to see all details...
Visor isn't that much of a problem, I think?
And the base red isn't that far off either I believe? You can tweak if you think it needs it.
Btw: Isn't there a way to get the colour from a picture? Doesn't it work to use the "colour-copy" in GIMP to get the right colour, or at least as close as possible?
LFS Licence Name: Swiss-Spirit
Real Name, Gender, Nation [in ISO 3166-1 alpha-3]: David Jundt, Male, CHE
Preferred Car Number: 66
Team Name: Tiger Express Motorsports
Fulfilled Requirements: I do think so