Hi-Ram Top 1x4 4150 Flange Top P/N 1984, 3984, 1988, & 3988

This manifold top is part of the Weiand Nostalgia Series of intake manifolds. Weiand Nostalgia Series intake manifolds are made using the original tooling, and may have minor appearance imperfections that do not affect the functionality of the part. These minor blemishes are a natural part of the casting process when using the original sand casting tooling.