318 cam shaft selection/upgrade for stock engine

Wait!
221@050 and 248 advertised? that's 27* from seated to .050. That is the fastest FTH I have ever seen. What's the PN?
I just gotta have one of those. Every teener should have one of those.

AJ, it's 211@.050 and 248 advertised, that makes it 37* from seated to .050. and it makes 16" of vacuum