Magnum Swap Checklist...... this is a long one.....

Abodybomber said
Mine was .055"-.060" below the deck, stock rotation assembly. Might call Oregon Cams for a bumbstick, a lot cheaper than 300-400 bones, for a new one.

Yeah, I haven't measured my '99 but the Pistons look to be at least .050 or .060 in the hole.