...is carburated? I have a 85 ford f150 2wd 4 speed that is carburated and has a 300 straight 6 in it. A rebuilt motor that only has maybe 25,000 miles on it, but its basically shot rings are bad and rod bearings, etc... . I have a 88 ford f150 4wd 5 speed fuel injected 300 straight 6 I've been...