my vote is for leaning out under WOT or extended high rpm driving (highway)....
crimped/blocked fuel line
clogged filter
dirty carb
did the car sit over the winter ?
__________________
1981 Trans Am project -YJ 400 stroked to 488 CID-74cc Eheads-10.95:1-Northwind Intake-Holley Terminator-TH400-3:55 Moser rear-Dougs Headers....
|