weather calculations for racing engine tuning
ProCalc
Jetting
Calculator
Jet your car from anywhere with an internet connection. Have a smartphone? You now have a portable jetting calculator.
FREE
Weather
for tracks
Real-time density altitude from current weather data at various tracks including: NHRA & IHRA dragstrips, road courses, dirt ovals.
ProTune
Custom
Setups
Get your MFI fuel system setup programmed into ProCalc. Even get your dyno data added. You get 1 year of access to ProCalc too!
Thanks for visiting our site. We provide real-time, historical, and forecast weather data for racing engine tuning. We also provide engine tuning tools for mechancial fuel injected racing engines. We are constantly adding tracks to the site. If you'd like to see your track added to the list, send it over. Learn more about this site and it's creators or read some of the articles we've written.
What's New
September 1, 2021
What’s New – September 2021
We are so close to having 900 tracks listed on the site. Send us your tracks so we can break that number!
Tracks added in August:
- Malmo Raceway - Malmo, Sweden
- Mantorp Park - Mantorp, Sweden
- Sundsvall Raceway - Kovland, Sweden
- Tierp Arena - Tierp, Sweden
- Midvale Speedway - Midvale, OH
We want to add as many tracks as we can. If you don't see your race track listed, send it over and we'll add it.
August 18, 2021
New Wind Article in RacingJunk
Our latest article is up over at RacingJunk.com. It's about how to use the wind to your advantage. Check it out.
Using Wind To Your Advantage at the Race Track
August 2, 2021
What’s New – August, 2021
We are getting closer to having 900 tracks listed on the site. Here are the tracks added in July.
- Nelson Ledges Road Course - Garrettsville, OH
- Area 53 Raceway - Forestburg, Alberta, Canada
- 141 Speedway - Maribel, WI
- Brazos River - Waco, TX
- Crystal Motor Speedway - Crystal, MI
- Hartford Motor Speedway - Hartford, MI
- Kauhava Airport - Kauhava, Finland
If you have any race tracks or courses that aren't listed, let us know and we'll add them.
Thanks for visiting. View the FAQ section for more information about using this site.
