NOS GM 1970-82 CHEVROLET CORVETTE VAPOR CANISTER DRAIN CAP 7028046 7028055 Missing from many cars and needed to prevent leaking of fuel/vapors NOS cap in great shape, no box. It fits: (taken from info on the net)

Buick 1973 – 1974 All Apollo (X).                         

Chevrolet 1970 – 1980 Corvette (Y),

Chevrolet 1972 Passenger with 8-cylinder except Caprice, Estate wagon,

Chevrolet 1973 – 1974 Chevelle, Nova.

Chevrolet 1982 Corvette (Y),

Chevrolet Pickup 1973 – 1978 MHC with EES,

Chevrolet  Pickup 1978 C-1, 2 (03) 454 with EES,  Aux fuel tank,

Chevrolet Pickup 1979 P3 (32).

GMC 1973 – 1974 Sprint.

Oldsmobile 1974 All Omega (X).

Replaced 7028055 on 4/70