Quote: the narrow lsa cams don't need that much compression. :
That maybe true to a point , but what you gotta realise is the more that cam is advanced the earlier exhaust valve is opened , not a good call with long duration low comp motors. .............the Ultradyne will make more power across the board than that 590 , will idle a bunch nicer too.
.............the Ultradyne will make more power across the board than that 590 , will idle a bunch nicer too.
