Archives: News

News from racecarbook.com

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 […]

New Years Day Drag Racing Sacramento Raceway

test & tune Mon 12 to 4 12-31-18 racing Tue all day 1-1-19 event air density / density altitude / grains / map: https://airdensityonline.com/track-results/Sacramento_Raceway event air density forecast: https://airdensityonline.com/track-forecast/Sacramento_Raceway/ event info: http://sacramentoraceway.com/ air density of other US tracks: https://airdensityonline.com/us-track-list/ air density for International tacks world wide: https://airdensityonline.com/tracks-worldwide/

Holiday Best Wishes from racecarbook.com / airdensityonline.com

Merry Christmas & Happy New Year to all of our friends around the world.  We are expanding our reach through airdensityonline.com with air density tuning info to many new motorsports tracks and courses around the world, especially south of the Equator. Bob@racecarbook.com Bob@airdensityonline.com new location: PO Box 461, Rancho Cordova, Ca 95741-0461 new phone: (916) […]

Circle Racing Stockton, Ca. post July 7th update

We attended the July 7th race with about 30 winged FI sprint cars and several other carburetor fed racers and late models all competing in front of a couple thousand spectators; thanks to Dani Noceti and staff for a great evening; many couples and families with children all enjoying the competition; very safe and clean […]

High HP from Rons MFI Throttle Bodies

Rons Fuel Injection provided MFI throttle body flow data so that we could analyze the power potential of these low cost, simple fuel injection systems. Racing engine sizes and horsepower potentials were determined at these flow cfm numbers for 100% air density, and are included. Rons FI MFI Toilets 3-3/4″ = 1240cfm: can feed 595 […]