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RE: Re: RE: Re: Fuel pump question on my 2 1/2 the heat in the returned fuel is just from the engine as the fuel flows through the injector pump and filters. the 'return' line on the injectors is just to deal with the VERY tiny amount of fuel that has to be vented somewhere due to injector...

RE: Re: Fuel pump question on my 2 1/2 extra fuel cooling injectors?? fuel does not flow through the injectors only to them............. the first thing i do with any 'new' truck is replace all the fuel lines. the old ones will be brittle and subject to breaking and causing fire. i use truck...

RE: Re: Fuel pump question on my 2 1/2 fuel circulates in the tank and system with or without the tank pump, it is primarily for bleeding and priming. the booster pump in the IP is all many trucks have