here is a quote from the article:
GM Hot cam, which had a 112-degree LSA and a lopey idle. It turned out that the first step up from stock-Crane's PN 1449551 with 210/218-degree duration at 0.050-inch tappet lift-was a real torque monster, churning out more peak and average lb-ft than any other cam tested.
Read more:
http://www.hotrod.com/techarticles/e...#ixzz1dFVPeNKZ
after they did all their "mild mods" they were getting over 500 hp