carburetor

'86 K5, 5.7L 350 (all stock, no mods. This is my first ever build, so I'm learning slowly as I go) Was driving on the freeway, and it died going 65+. Changed the fuel pump, filter, and line, thinking that was the issue. Now it runs great when foot is on the gas, but dies on idle. When I...

Ok I have a 350 SBC, bored 20 over eagle rods and balanced, 68cc performance iron heads w/ ARP studs edelbrock intake, crower beast cam full roller comp iron rockers, Sean Murphy quadrajet, Chevy H.E.I. w/ Accel coil and module w/ msd cap and rotor w/a recurve kit for 32 degree advance at...