The only thing your exposing is your ignorance and inability to learn something.
No skin off my nose. This thread is here for anyone to read. Maybe someone who is a little better educated than you will come along and understand it.
No sir, I understand exactly what you are saying. I’ll say it again. Valve opening at TDC nothing when it comes to determining valve to piston clearance.
Isky has published those numbers for decades in their catalogue. So has Comp. Most don’t bother because it’s one small number among many that are far more important.