[zrayr]

Originally Posted by mr0077

And if you do have pinging or detonation, use Xylene...117 octane
Homebrew Octane Boosters

just take care in mixing these formulas. Use the best respirator you can buy. The fumes are highly toxic carcinogens. Protect your skin as well as these solvents are equally toxic when absorbed thru the skin.

I've had good results with the race formula NOS octane booster. It does however leave a nasty reddish-orange residue in the carb.

Z.