Reflecting cylinder walls

[BRENT in 10-uh-C]

Originally Posted by john in illinois

Aircraft engines are considered airworthy at 60psi/80 psi test pressure.

John

Can you expound on this please? Is this a leakage test performed at 60psi -or at 80psi??

Originally Posted by nkaminar

Model A engine are considered roadworthy if they run.

Neil, I have seen more than a handful of Model-A engines come thru my place that would run even with a blown headgasket, or burned valves, and maybe hemorrhaging oil out the rear main that I would question if they would be considered 'roadworthy'.