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pilotanpia's avatar
pilotanpia
Explorer
Oct 16, 2021

F53 460 Engine runs very poorly when heat soaked

My 1995 F53, 460cid runs poorly after being heat soaked. When engine is cold it runs like gang busters. After a fuel stop and the engine has soaked up the heat due to no airflow through the engine co...
Twomed's avatar
Twomed
Explorer
Oct 17, 2021
460 in motorhome applications was pretty famous for this. Cheap easy fix (fingers crossed for you) was to insulate the the fuel line from fuel pump to the carb. An insulating fiber riser spacer between carb and manifold could help too.

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