klogtruck
New Member
- Joined
- Aug 11, 2007
- Messages
- 226
- Reaction score
- 1
- Points
- 0
- Location
- tennesse
- Vehicle Year
- 1985
- Make / Model
- ford
- Engine Size
- 4.0
- Transmission
- Automatic
rpm x 1000. new tach. I know ever thing is hooked right, but rpm reading is not right.with eng. running 55 mph tach read's just under 1000. if i'm setting still and rev, eng, it never go's past 1000. and i've tried 3 tach, same on each one. and yes I've made sure they where set to 6 cly. any idea's. thank's guy's