needs to be in good, non-cracked shape!

i was thinking about new head for the starion .. and theres a old study out there that non jet valve heads have higher compression than the jet valve stock heads because of a bigger combustion chamber so the stock type heads spool turbos faster. just some deep thinking..idk...throwing it out there.

http://jalopnik.com/used-car-face-off-japanese-super-coupes-revisited-1418012102   http://img.gawkerassets.com/img/191l0sj0c8vqnjpg/ku-xlarge.jpg   http://img.gawkerassets.com/img/191kyrmszlbfkjpg/ku-xlarge.jpg