
86 F250 overheats with vacuum in radiator
This 86 F250 with a carbureted 5.8L engine is one of my plow trucks. It never runs hot plowing the 2 miles of road or lot but will run hot on the highway at 50 mph / 2200 rpm or more. I never let it boil over, but the temp gauge reads full hot. It's 12 miles t... Login to read more. ![]()
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Engine | 5.8 L |
Trans | 4-speed Standard |
Vehicle Data
1986 Ford F-250 5.8L
Engine | 5.8 L |
Trans | 4-speed Standard |