vacuum lines

  1. B

    Fuel 1990 installing edelBrock intake

    Hey I’m trying to install a edelBrock performer rpm 2 on my 1990. There are 3 threaded holes I’m lost on. 1 goes to pcv, 1 goes to firewall (I think ). And the last one, the instruction says tee off and go to fuel pressure regulator and map sensor. I can figure out the fuel but I’m lost on...
  2. oesterreicher

    Mustang II 4 cyl gear hunting and possibly messed up vacuum system

    Hello all! Through a few lucky coincidents, I became the owner of a Mustang II, 4 cyl, 2.3L from 1974. During driving I noticed that the transmission was gear hunting. Essentially, the transition from first to second gear always works smooth. However, in the range of 25mph to 45mph oscillation...
  3. B

    Fox 1984 3.8 CFI Hatch - Help With Three Unknown Vacuum Lines

    I'm hoping someone can look at the red lines in these pictures hooked up to a T-connector going to the air cleaner and tell me where they go. Obviously this isn't right. The nipples on the far ends of the red hoses weren't hooked up to anything and the black hose on the T-connector going to...