Hi-Ram Top 1x4 4150 Flange Top P/N 1984, 3984, 1988, & 3988 " Differential Covers and Parts Fits the below applications: driver

Fits the below applications: driver side gas tank1979 305ci (automatic trans)1973 350ci75-79 350ci (1979 automatic trans)75-79 400ci73-79 454ci

You can check for this change by looking for dual sensors on the intake manifold

you gain more than twice the clearance in this crucial area allowing for proper installation of any lift of 2in or more

but now with more creature comforts like USB updating

Hi-Ram Top 1x4 4150 Flange Top P/N 1984, 3984, 1988, & 3988 " Differential Covers and Parts Fits the below applications: driverThis 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.