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Description
This is the correct for all 1964-1977 Oldsmobile engines, and 1979 Pontiac Trans AM with the Oldsmobile 403 engine. The PVC valve is held to the valve cover in this grommet. These are often cracked dry rotted this is an exact reproduction of the original.
Dimensions:
D shape hole in valve cover.
Round hole in grommet to hold PCV