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Do I have the newer or older style LC-1? Should I get it replaced if it’s older?
You can skip this section if you bought your LC-1 after June of 2006. First… If there is a voltage differential or any other cause that would pull your 5v output to anything above 5v it could burn out the DAC on the older model LC-1. Wired properly most people never had a problem with…
Read MoreI’m considering an EFI conversion – converting my car from carbs to EFI – what do I need to consider?
Your fuel system will need to be converted to a high pressure system suitable for fuel injection (around 43.5 psi for MPI, less for TBI if you go that route). If you can get a TBI unit (with TPS) that bolts to your manifold, that may be the simplest route (though their likely will be…
Read MoreMegaSquirt Information And Technical Help
Note– these are here to help guide you and provide information. As with anything involving electronics, computers, and cars bad things can happen without proper research and planning. Do your homework. We cannot be responsible for any of your actions or their results whether based on this information or not. Be smart, and be safe……
Read MoreHow to MegaSquirt Your Chrysler, Dodge, or Mitsubishi 3.0 SOHC
Using the stock distributor Application(s): This article covers the 1988-1995 Mitsubishi / Dodge / Chrysler 3.0 SOHC V6, as used in K-car derived cars (Daytona, LeBaron, Shadow, Sundance, minivans, and other applications) as well as in the Mitsubishi Diamante and various Mitsubishi trucks. Level of control: Parallel installation — Fuel and Ignition Control. Most users…
Read MoreHow to MegaSquirt Your Mazda FC RX-7
If you haven’t already, please read the ‘disclaimer’ at the top of the parent page here. The mods for using MS2 and MS3 on an RX-7 are a bit more complicated than many, but we’ve been working with Ken Culver to put together a daughterboard that makes this installation a paint by numbers exercise. It…
Read MoreHow to MegaSquirt Your Ford Zetec Engine
How to MegaSquirt your Ford Zetec Engine If you haven’t already, please read the ‘disclaimer’ at the top of the parent page here. Updated 6/1/2018: MS3 and variable cam timing added Applications: This works for the 2.0 or 2.3 Zetec engine installed in many Fords, including the Focus, Escort, Cougar, and Contour / Mondeo. This…
Read MoreHow to MegaSquirt Your Chevy LT1, LT4 or L99 with Opti-Spark Ignition
Using MegaSquirt ECUs with the Optispark Ignition System Introduction MS3Pro wiring Internal mods for V3.0 and V3.57 MegaSquirts Wiring for V3.0 and V3.57 MegaSquirts Other ECU functions TunerStudio settings Suggested parts Thanks to “Mobythevan” on hybridz.org for his notes on the settings for MS2! Application(s): All Chevrolet LT1, LT4, and L99 engines with the…
Read MoreDIYAutoTune Product Software & Downloads
Latest Tuning/Utility Software Revisions TunerStudioMS is the software application that is used to tune your MegaSquirt EFI controller. The latest version for Windows, Linux, and Macintosh can be found at www.TunerStudio.com . MegaLogViewer is the software application used to view datalogs. The latest version for Windows, Linux, and Macintosh can be found at www.TunerStudio.com MS1,…
Read MoreTechnical Articles
MegaSquirt Information And Technical Help Note — these are here to help guide you and provide information. As with anything involving electronics, computers, and cars bad things can happen without proper research and planning. Do your homework. We cannot be responsible for any of your actions or their results whether based on this information or…
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TunerStudio MS is POWERFUL tuning software for the MS3Pro, MSPNP, MicroSquirt and Legacy MegaSquirt ECUs!
TunerStudio and is comprehensive engine tuning software that allows users to modify and optimize the performance of MS3Pro and MSPNP Engine Management Systems as well as the MicroSquirt EMS (and our old school kit-style MegaSquirt systems as well) All of our standalone Engine Management Systems allow users to fully control the engine and ignition of…
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