Quote:
Originally Posted by MKS427
I had a Quick Fuel 780 vs, it would not work well below 1800 rpm with a big cam, no carb will without steady vacuum. Ended up going with a FiTech 800 hp system. Little bit of a learning curve, but it runs smooth and compensates for altitude. Had to add 177 lph in tank fuel pump and a return fuel line.
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My cam is not real big considering the size of my engine (482 ci)....cam is 242/248 at .050 with 112 LSA and lift at .642 intake and .631 exhaust. Installed 4 degrees advanced. Runs great everywhere even below 1800 rpm but I never run there. Likes 3000-6000 best. But....it is a carb so it runs rich at altitude and doesn’t like the cold and....
But it does work as well as any carb I have ever used...