I have a 1986 Holiday Rambler Presidential! Will not stay running , I have replaced plugs and wires and distributor cap and rotor button both fuel filters and rebuilt carb,cleaned fuel tank replaced e...
Could the issue be clogged exhaust? Been sitting, could a nest be built in exhaust? That would let it start and idle, maybe rev for short burst. But the longer it runs build pressure in exhaust, have no vacuum to pull fuel in. Set for a bit, the pressure bleed, start and run again. Hook up vacuum gauge, hold a steady 1200-1500 RPM. If the gauge starts to drop, you have issue.
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