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#1
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I run an "overkill" fuel system for my ugly old Qjet, on purpose and in part to help to eliminate hot start issues. Besides, the sh*t gas that's available just makes the symptoms worse. Tim, I don't know if you're running a mechanical pump or not, but the heat transfer from the pump to the fuel doesn't help any. If you DO TRY a spacer, I'd go with the 4-hole 1/2" phenolic....1/4"seems too thin to me. https://www.summitracing.com/parts/aaf-all25983 I run a resto-mod tank (www.rickstanks.com) in my '65 Lamnas. I chose an Aeromotive 340 pump in the tank with -6 supply and -8 return. I've got the regulator (https://www.robbmcperformance.com/pr...ulator_bp.html) set at 7psi, so there's A TON of fuel being recirculated at all times other than WOT blasts. It also helps that my 462 runs cool....not a lot of heat underhood and I can hardly get my engine to run at t-stat temps....except on super hot days. If you're able to run a cooler stat, that "might" help too. |
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#2
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The car has D-Port Edelbrock heads and a mechanical fuel pump with no return line. The reason I think the fuel is boiling out of the carb is after a drive then parking the car in the garage, the garage smells like gasoline very strong. Plus after the car was cool I advanced the throttle and noticed the rear squirter was not discharging fuel which leads me to believe the rear bowl was empty. It's not the starting issue that I am trying to solve, it's the strong smell of gasoline that bothers me. If I pump it several times it does start OK. I thought about adding a 50cc pump on the front and I did notice it would require a spacer to fit.
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Tim Corcoran Last edited by Tim Corcoran; 05-01-2026 at 10:44 AM. |
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#3
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Check the bowl screws and accelerator pump diaphragm for leaks. The diaphragm will hold fuel for a long time. There's too much fuel in the bowl to "boil out" and even if it did it'd still remain in the accelerator pump. |
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#4
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I could explain all this to the girl at the parts store, but she'd probably call the asylum. White '67 LeMans 407/TH350/Ford 3.89... RIP Red '67 LeMans. 407/TH400/Ford 3.25 Last edited by chiphead; 05-01-2026 at 12:50 PM. |
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