Books and information for racers
The enrichment for a normally aspirated racing engine on methanol is around 15% excess fuel over the stoichiometric (best burn) amount. The enrichment for a supercharged racing engine on methanol with high compression ratio wedge head is around 65% excess fuel over the stoichiometric (best burn) amount. The enrichment for a supercharged racing engine on […]
If the high speed bypass poppet is located after the barrel valve, it will shut whenever the throttle is lifted for an out of shape run. That will return the engine to the rich AFR momentarily when the throttle is hammered back on. The enrichment is useful to decrease the chances of a momentary lean […]
We are developing jetting manuals for blown alcohol racing; any suggestions: racing type: drag racing, land, water, high speed, tractor pulling, … Roots blower size: 6-71, 8-71, … 14-71 … low cost setups: 10k, 15k, … high horsepower setups: 2,500, 2,800, … overdrive: 1/1, 10%, 20%, … altitude: sea level, high altitude, … any other […]