Have had a full set of March's on my 87 notch for 5 years and have not had any problems with overheating or charging, though I know some people who have had overheat / charging difficulties - I guess it depends on the car. And the .2 ET reduction seems about right, thats what I got on my car.
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1965 K code coupe - numbers matching - restoration ongoing. 1987 LX notch, stock heads and intake, 3.55's and typical bolt on's 13.89@100.25
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