94 ext 580 efi

[2k_powder-special]

when i start it up it smokes bad and have a hard time starting it did comp check cold and was 120/125 when i get on the gas it bogs down and i fether the throttle and then i can get some rpm.thought it was the crank seal but sprayed carb cleaner and the idle stays the same, have good injector votage and pulse stumped on this one??

 

[jonnymartini]

check your grounds and battery also check the throtel block and see if the safety switch is still good and the spacers arent warn out