I have the same block being built right now. I picked up a set of slightly used #96's from Pontiac dude and am putting in a mild cam. So, you have a good jumping off point indeed.
1969 6.0 Firebird: project started (2/19/2014 LQ9 and 4L80E on the way) Information overload mode on this build 2013 Chevy Volt/2005 Ford F350 6.0 PSD CC 4x4 Lariat/2008 Honda Gold Wing Looking for 68-72 A body Wagon, prefer 70 Chevelle Wagon