well after that this is the one i think will sound the best and run the best ............ what do you guy's think? i know there is a better one , like a comp or something but this one, in the summit brand is the best i can get........

Specifications:
* Advertised duration: 272 intake/282 exhaust
* Duration at .050 in. cam lift: 214 intake/224 exhaust
* Gross valve lift: .442 in. intake/.465 in. exhaust
* Lobe separation: 112 degrees
* RPM range: 2,000 to 4,500
* Good idle quality
* Ground with a 5 degree advance