Only runs 40 Degrees advanced

There was a thread about a 5.7 hemi that did this very thing. I mentioned it on pg 1. If key or pin sheared chain /gears would still line up. Wouldnt know unless cam and crank gears are both checked.but if im not mistaken it was checked.
Yes I pulled the timing cover and I pulled those gears off and check the keyways even put a chain tensioner in while I had It a part