The "GM Mark of Excellence" sticker appeared, placed on the inside driver's door jamb, appeared in 1967 only.
Federal law mandated the removal of spinners from wheels in 1967, so the knock off wheel of 1963-66 was replaced with a bolt on wheel.
1967 was the first year "vinyl" was offered as an optional exterior covering for the hardtop.
The '67 model was the first to have the "tank sticker", or the build sheet, attached to the gas tank.
A 36 gallon fuel tank, the largest ever offered, was available as an option in the Corvette from 1963 to 1967.
The speed warning indicator option lasted for only three production years... 1967, 1968 and 1969.
The '67 LeMans Racer was "DRIVEN" to the track from the
airport (in place of being trailered) because the trailer was chuck full
of parts!