Re: 13-1/2 to 1 compression ...on the street?

M.Burns <mhburns@[EMAIL PROTECTED]
> wrote:
>Looking at a nice Pro Street car with 13.5 to 1 compression pistons.  It 
>apparently has been at some statewide cruises, rod runs, etc, so I know
it's 
>been driven. My question is, what kind of fuel must the owner be running
for 
>the engine to survive. Heard claim that by retarding the timing somewhat,

>pump gas with octane booster works(?)  Race fuel?  Any ideas  (...from
guys 
>familiar with similar cars or situations). Thanks 

How old is it?  If it's old enough to run without a catalytic converter,
100LL aircraft fuel should be okay on the street.  May not be high enough
octane.

The "octane booster" in a bottle stuff is usually just MTBE.  You can also
still get tetraethyl lead.
--scott
-- 
"C'est un Nagra.  C'est suisse, et tres, tres precis."