For mechanical secondary 1991-pontiac-firebird-esi6483971 7L HEMI engine features stainless

7L HEMI engine features stainless steel construction with larger 2

and adding cornering consistency to your 1979-1998 Mustang is easy with lower control arms from BMR Suspension

This item is an excellent upgrade for both street and drag applications

the SB054 is cold formed to better resist torsional fatigue and retain its "memory" far longer than the hot-formed bars used by many competitors

These valve covers are available in 5 different styles

For mechanical secondary 1991-pontiac-firebird-esi6483971 7L HEMI engine features stainlessMech Link DP Standard 40% progressive ratio found in most carburetors (gold in color). Used on mechanical secondary carburetors only. Includes required cotter pin for installation.