Magnum Swap balancer w/LA timing cover. Marks?

RustyRatRod said

Find true TDC with a piston stop and see which marks line up. If none do, then just make a new one.

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Ok, so just bring Cylinder/Piston on #1 cylinder to TDC, then look at the marks on the balancer? If dont line up, get timing tape or whatever it is?