Originally Posted By Challenger 1
Aviation gas is formulated for low rpm engines at higher altitudes and does not have the BTUs race gas can produce. It sure is better than pump 93 octane that's for sure. It has very different specific gravity also that must be accounted for when tuning. [url=http://www.automotiveu.com/racevsav.htm][/url]
Anyone know what this is?

I'm turning 2300 rpm and it's almost redlined on 100LL!
http://i21.photobucket.com/albums/b260/challenger19711/After%2012-8-14/IMG_52541.jpg


for taking fuel samples out of wing tanks to look at color and to check for water


70 duster full chassis super pro 416 CNC Indybrock heads 727 w/brake

best so far 1.212 60 6.219 in 1/8 at 110.88 9.768 at 137.81 1/4