Quote:
Originally Posted by beausbriggs
I can't seem to find where I read it, but if I recall correctly, GM documentation stated "use premium gasoline for increased performance with both V8 engines." Maybe someone remembers where that was and can chime in?
|
its in the forum somewhere. probably in one of the brochures/manuals for the car also. but you gotta realize that some people will still run 87 regardless