Posted by Desoto61 [138.162.0.42] on Tuesday, July 16, 2013 at 07:11:43 :
In Reply to: Re: It was the fuel pump heat sheild !!! posted by Mhettinga in Nm [70.57.251.208] on Monday, July 15, 2013 at 23:27:30 :
Technically yes, though not the sun, the radiative heat from the exhaust manifold.
The other issue is that the modern ethanol fuels are more prone to boiling and creating a vapor lock condition.