[autoxsteve]

The only advantage in using racing fuel (Trick, Unocal 100 octane, etc) is the higher octane rating, which will allow you to run more advance.



Steve Leslie, 65 coupe in restoration. 302, toploader, A/C, disc brakes, bench seat

http://albums.photopoint.com/j/View?u=1571478&a=12287439&p=44845480.jpg

 

[Opentracker]

It costs a ton of money, and unless you have high compression it does not
help enough to warrant the cost.