i was reading on another boards and this guy said
"My stock heads that i home ported out flowed GT-40 X heads.which is plenty suffient for a mild build up"
is that true? looking at the chart below, int flows 32% better and exh flows 45% better.
"My stock heads that i home ported out flowed GT-40 X heads.which is plenty suffient for a mild build up"
is that true? looking at the chart below, int flows 32% better and exh flows 45% better.