Archives: Tips and Tricks

Tips and tricks from Bob.

Fuel Injection Jetting for Ram Air

For a mechanical fuel injection (MFI) engine with a forward facing air scoop, ram air into the scoop increases with speed.  At about 200 MPH, a 14% increase in air was determined in our drag racing car as an example. A corresponding increase in fuel was the best way to maintain an optimum air to […]

Adding Toluene for more octane

Excellent article in Alkydigger web site about adding toluene to gasoline for more octane: https://www.alkydigger.net/TechInfo/raising-the-octane-and-reduced-plug-fouling-with-toluene-added-to-gasoline/ The Surfers top fuel dragster team in the ’60s was known to explore toluene with nitromethane for their racing fuel. However different fuel mixtures, especially those with nitromethane, are touchy.  They should be avoided without expert consultation! The Alkydigger article […]