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‘How-to’ fuel injection jetting videos

Video: How to set up fuel injection jetting in a ProCalc calculator A baseline is the default jetting setup.  It is the starting point for tuning for air density changes at a subsequent race.  It may also be the starting point for a new FI setup. ProCalc provides an easily retrievable record for precise numerical […]

Indy 500 Free Hourly Air Density Tuning Data: testing, qualifying, raceday

Event: Indianapolis 500 practice: May 14-17, 2019 Indianapolis 500 qualifying: Sat May 18, Sun May 19 Indianapolis 500 practice: Mon May 20 Indy 500 Miller Lite Carb Day: Fri May 24 Indy 500 Firestone Legends Day: Sat May 25 103rd running of the Indianapolis 500 high speed circle race: Sun May 26 links: current imperial […]

NHRA Nostalgia Drag Racing March Meet Bakersfield

Read those drag racing spark plugs for good air density tuning at the http://aaafamosoraceway.com/; Mar 7-10, 2019. Check https://airdensityonline.com/track-results/Bakersfield_Speedway/ for current air density, density altitude, water grains, temperature, humidity, uncorrected barometer, wind speed, wind direction, dew point, saturation pressure, vapor pressure in imperial or metric units. Check https://airdensityonline.com/track-history/Bakersfield_Speedway/ for yesterday’s record already determined in air density units. […]

USAC West Coast Sprint Season Feb. 27-28

Check airdensityonline weather, las vegas for yesterday, current, and forecast air density for tuning; track map; elevation; water grains; wind direction; wind speed; weather forecast; data displayed in Imperial or metric units; air density data valuable for racers without portable weather stations; for racers with portable weather stations, data valuable for re-calibration, especially after a […]

NHRA Pomona Winternationals Drag Racing 2019

Read those spark plugs for good air density tuning at the NHRA Pomona Winternationals; Feb. 7-10, 2019. Check https://airdensityonline.com/track-results/Auto_Club_Raceway_at_Pomona/ for current air density, density altitude, water grains, temperature, humidity, uncorrected barometer, wind speed, wind direction, dew point, saturation pressure, vapor pressure in imperial or metric units. Check https://airdensityonline.com/track-history/Auto_Club_Raceway_at_Pomona/ for yesterday’s record. Check https://airdensityonline.com/track-forecast/Auto_Club_Raceway_at_Pomona/ for tomorrow’s […]

Autorama Sacramento 2019

The Sacramento Autorama, February 15-17, 2019 was again a hit. Our favorites were an outstanding lime green Plymouth Daytona Street Hemi appraised at well over a million, a low rider Chevy convertible with stunning modifications probable too fine to ever drive again, numerous Roots blown street rods displayed in most every one of the different […]

NHRA Wild Horse Motorsports preseason testing

Read those spark plugs for good NHRA drag racing preseason tuning; check https://airdensityonline.com/track-results/Wild_Horse_Pass_Motorsports_Park/ for current air density, density altitude, water grains, temperature, humidity, uncorrected barometer, wind speed, wind direction, dew point, saturation pressure, vapor pressure in imperial or metric units; yesterday’s record  and tomorrow forecast  already determined in air density units.  Check https://airdensityonline.com/free-calcs/ for free […]