hey every body im wondering what u guys think about world jr and sr head i read mix reviews on them.im just looking for some cheap heads for little over $300 bucks a pair but they are bare.i read that they r better than gt40s im just wanting to do a modest rebuild goal 300 hp at the wheels im starting with a bare 302 block that is 30 over.i sold my last 306 because it had a bad head and the block was cracked.I want to start with heads and go from thereso if u can tell me anything about these heads i will get them ported or a good combo like cam, crank ect.or any other good cheap heads i really dont have a price range but cheap.im saveing for the engine i really want.thanks alot. iknow ther better heads out there but what/ and for that cheap.