1968 C3 Emissions Decal - B - 3927738 - OEM Number(s) (3927738)
Placed on LH top of radiator on early cars, and above brake master cylinder of later 1968 Corvettes. This label addressed how to obtain maximum emission and performance by adjusting engine timing and carb idle ajustment. Approx 1 1/2" x 5 5/8". For automatic transmissions paired with 327ci/300hp small block engines, and 427ci/390hp and 427ci/400hp big block engines.
Also known under these part numbers: (For reference only)