81 351 spits and sputters but...
81 ford platform for my Shasta Motorhome. I am having problems driving. Starts up find, Will idle for hours if you let it (shop says). But after driving it 2-5 it spits and sputters like there is no ...
Forum Discussion
Engines in 1984 were designed to run on "LEADED" gas to lubricate the valve stems and to prevent knocking which will burn the valves. Lead is not there anymore. Newer motors have different valves made from material to take more heat.
