Quote:
|
Originally Posted by texan
OHV is certainly not superior, among other things already mentioned the pushrod intrusion through the cylinder head limits port design and shape. Of course more of the airflow differences between domestic and import cylinder head flow is due to the Big 3's reliance on displacement to make airflow rather than brilliant cylinder head design and RPM, but then either approach can work extremely well.
|
"rather then brilliant cylinder head design" I don't know why you would say that, to be able to do what GM's done with only 2 valves is fairly impressive in my book, and tuners have found alot of room left in them as well.