Is my mechanical timing off?

tjberry_1

Autocrosser
I have a semi rough idle. I've cleaned the IACV, replaced the fuel filter, o2 sensor, plugs, wires, cap, rotor, fuel system cleaning, etc. So I'm running out of ideas.

Is my mechanical timing off?

Hard to get a good picture, but i have the white line on the crank pulley exactly in line with the marker on the cover:


And my cam marks look slightly off:




My belt tension is good, and this only looks like its 1/2 tooth or less... my engine has been rebuilt and I've read that any machining of the head/etc can cause the marks to end up slightly off like this.

Is it possible that a cam could have jumped a tooth?

Any experts want to chime in and help a newbie out?
 
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