Rangermilitia
New Member
- Joined
- Nov 12, 2008
- Messages
- 60
- Reaction score
- 0
- Points
- 0
- Location
- San Ramon, Ca
- Vehicle Year
- 1987, for the m
- Make / Model
- Ford
- Engine Size
- 2.9
- Transmission
- Manual
So I have 150-160 compression on all 5 cylinders and one cyl has about 120-122psi. Can this cause a fairly noticeable missfire? As the motor heats up it seems to get better. This is a 93 4.0 explorer motor in a 87 ranger