Just get a flywheel turning tool and a piece of chalk to mark where you left off so you don't lose your place, drop the inspection cover and count the # of teeth on your current flywheel.

Link to a flywheel tool in case you aren't familiar https://www.amazon.com/Performance-Tool-W80510-Flywheel-Turner/dp/B000FW4N5G


69 road runner A12 ex-racer
71 Duster w/ a 400

Shiny paint causes stress.