I have gotten several PMs about this, so to be lazy I am going to address this here. Should I copy and paste your PMs?
We've discussed the tighter than usual LSA on several threads. Allow me to expound.
K I S S
2 cams. Identical symetrical lobe shapes, durations, lift, etc.
One ground on 108* LSA one ground on 112* LSA.
What is the difference when installed in an engine?
Think carefully. Analyze it. Post if you want to.
This is a learning exercise.