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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

November 2, 2020

Site Updates – November 2020

Racing season is starting to wind down. Still, we added a few more tracks to the site.

If you don't see your track on our site, let us know. We're adding tracks worldwide.

October 8, 2020

Our latest article for RacingJunk.com

We recently wrote an article for racingjunk.com about weather considerations for tuning methanol. Check it out.

Weather Considerations for Racing Methanol

October 1, 2020

Site updates – October 2020

Over the last couple of months we've added several more tracks to the site. We are always adding tracks. If you're track isn't listed, let us know and we'll add it.

If you don't already, follow us on Facebook. Get regular updates about our site and our articles.

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