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: need help and advise from anyone khord 03-16-2009, 04:05 PM i just bought a 1984 vett. when car is cold it idles really bad, when warm it idles good. but has bad hesitaion and runs crappy just off idle and really no power . i drove another crossfire and it rips, fuel pressure good, replaced rear inj. and manifold vacumm is 19 inches. thank everyone for for help. kev Vetteworks 03-19-2009, 10:21 PM Could be a lot of things, Fouled plug, Vacuum leak, plugged CAT, Do you get engine codes? jeepnow 03-21-2009, 09:10 AM i just bought a 1984 vett. when car is cold it idles really bad, when warm it idles good. but has bad hesitaion and runs crappy just off idle and really no power . i drove another crossfire and it rips, fuel pressure good, replaced rear inj. and manifold vacumm is 19 inches. thank everyone for for help. kev ohhh is that crossfire injection?..... | |