rusEFI – DIY Open Source Engine Management For Your Car?!

Adjustable Launch Control:

Adjustable Idle:

Diagnostics and PN read on gauge:

rusEFI online is the repository of tunes and logs currently running on rusEFI hardware. This platform makes it easier for developers to exchange accurate and detailed information with users.  This platform also facilitates collaborative work on tunes.  While not necessary to use rusEFI to run an engine, this site is a valuable part of the project by making collaboration easier.

rusEFI online has a wide-ranging list of tunes available for review

 

It’s a rare talent for one person to be sufficiently proficient in both electrical hardware AND software development where it is possible for them to create a quality ECU working alone.  (The rusEFI project is fortunate enough to have several team members that probably qualify, and are also generous enough to share their work!)  As the rusEFI project grew and the number of unique and divergent custom DIY and Frankenstein type boards increased, the team decided that capable, tested, standardized hardware designs would help grow rusEFI faster.  By making proven hardware available to interested users, leaders hoped to attract more software developers to the project that would not be preoccupied with creating a hardware design for their particular use case.  Leaders hoped new users would be able to quickly jump in and assist with software development if proven hardware designs capable of running the most common engines were available.

Between 2018 and 2021, three major hardware platforms were developed: Proteus, as a universal high-pin count custom wire-in standalone capable of running a drive-by-wire 12 cylinder engine; microRusEFI (MRE), aimed primarily at simple 4 (or fewer) cylinder applications where compactness was critical and the Hellen series of application-specific plug-in ECUs.  (note: Some Hellen platforms are not open-source hardware as they are commercially funded but they use the same open-source rusEFI firmware and user tools.)  While the Hellen series is designed to use the same physical connector as the OE ECUs they replace, “application-specific” instead of “plug and play” is currently more accurate because most Hellens still require significant tuning or configuration after plugging them in before it would be prudent to drive. Current efforts hope to make more “application-specific” Hellen ECUs truly “plug and play” in the near future.  The Miata Hellen platform, sold by Beer Money Motorsports, is the only real “plug n play” solution at this time. Overall, it has never been easier to start using rusEFI than it is today.

Beer Money Motorsports’ personal 1990 Miata built 1.8L turbo running hellen

1 comment

  1. I drove for Andrey from 2016 until 2018. We campaign the number 101 Miata in Lemons here in the Northeast. It was always a blast and the car just got better and better. One of the biggest upgrades of the time was getting the old 1.6 out and putting in a 1.8 VVT engine into the car. It drastically changed the dynamic of that Miata and the ECU performed almost flawlessly besides a hiccup during cold starts.?

    It was really great to be apart of the research for Andrey and had a fun time wheeling for him. From day one I firmly believed in what he is trying to accomplish and we are in the current situation of getting our Miata running on a newer version of RUSEFI now. Keep it up Andrey the racing community really needs this!

    The Miata is not the only RUSEFI car I have campaigned in. I was invited to run John Ceci’s Fore Escort that is powered by RUSEFI twice last year and we ended up taking a first place home at the Thompson Bracket GP here in Connecticut last summer. Goes to show that this ECU is extremely capable compared to all the options on the market.

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