no rpms

Hi, I’ve got a 1988 bronco ii. Last year, on a hot day it stalled driving about 40 down the road. I replaced the tfi module. Then it started stalling and not starting for a few minutes. I checked the inertia switch. The connection was melted, so I figured I’d replace that. It drove fine the...

so im drivin down the road..just cruising...i look down and notice my tachometer says.....1200rpm!!....now i was doing about 65 in 5th gear...should be around 3k...hmm i wonder to myself..pull over and turn it off then start it back up....works fine...get in my truck today after it has worked...