<VV> Oil temperature?

[BobHelt at aol.com]

Chevrolet said that max safe Corvair oil temp was  280F.
 
Bob Helt
 
 
In a message dated 10/22/2017 6:44:39 P.M. US Mountain Standard Time,  
virtualvairs at corvair.org writes:

One of  my Corvairs has an oil temperature gauge. On a long-ish trip at 
about  70-75mph on a hot Florida day, it gradually crept up towards 250 
degrees.  That's seems to me to be getting uncomfortably hot - does 
anybody know  what a safe operating temperature is for engine  oil?