<VV> Valve Noise

[BobHelt at aol.com]

In a message dated 5/30/2006 4:54:14 PM US Mountain Standard Time,  
pwilhelm2 at cogeco.ca writes:

I have a  1968 500, 110 HP. My current problem is that when the engine gets 
very hot  (i.e. after several miles highway driving) there is considerable 
valve rattle  when accelerating. 


Pete,
this is probably detonation (spark knock) and not valve noise. Use a higher  
octane gas or retard the spark timing a little.
Regards,
Bob Helt