Using Bosch BIP373 Ignition Modules With MegaSquirt
The BIP373 has been discontinued by Bosch and we replaced it with an uprated OnSemi EcoSpark IGBT. This same article applies to any legacy installations that may have the Bosch part...
Read MoreHow to Use Megasquirt With MSD Pro-Billet Distributors
Types of MSD distributors MSD offers several types of distributors. Here, we’ll focus on the familiar billet distributors, the kind with two wires coming out. MSD calls this a magnetic...
Read MoreHow to Use MegasQuirt With the PerTronix Ignitor
Taking control of the timing with a Pertronic Ignitor The PerTronix Ignitor is a small, self contained ignition module that replaces breaker points. PerTronix also offers ready to run distributors...
Read MoreAdjusting the MegaSquirt V3.0/V3.57 VR Conditioner
The MegaSquirt V3.0 and later is designed to be able to read a wide variety of variable reluctor crankshaft position sensors. This is no easy task to get one circuit...
Read MoreUnderstanding Grounds and Proper Wiring Practices
When wiring an aftermarket ECU, proper grounding is one of the most important factors for a reliable installation. Poor grounding is one of the most common causes of issues such...
Read MoreIgnition System Compatibility Guide
When upgrading to a standalone ECU, one of the first questions is whether your factory ignition system can be supported. The good news is that most common ignition types can...
Read MoreInstalling MegaSquirt in Parallel With the Stock ECU
While there are many cars where MegaSquirt can completely replace the stock ECU, on some cars you’ll need to leave the stock ECU in place. There’s several reasons why you...
Read MoreDigital Displays & Data Loggers With MegaSquirt
There’s no shortage of drop-in digital dashes, data logging units, and other displays on the market for race cars that are designed to get their data from the engine management...
Read MoreUsing the Chevy Vortec Ignition Module
A basic ignition module While some MegaSquirt versions have ignition modules built in, many versions do not, including the MicroSquirt, wire-in MS3Pros, and many others. These have 5 volt logic...
Read MoreFinding Resistance Curves for IAT & CLT Sensors
When setting up a MegaSquirt-II or III ECU, you’ll often use pre-defined sensor options in TunerStudio for Intake Air Temperature (IAT) and Coolant Temperature (CLT). But sometimes you’ll run into sensors...
Read MoreFord EDIS Megasquirt Conversion
January 2010 Justin Finney provided us with a writeup on use of a DIYAutoTune MegaSquirt EMS systems, trigger wheels and installation of a Ford EDIS ignition system on a 1966...
Read MoreModifying a GM DIS ignition module for direct coil control
December 2009 Jeff Linfert from Atlantic Auto Works/Boles Motorsports in Melbourne, FL submitted a writeup on how to modify GM DIS coils packs to stop using the internal ignitors allowing...
Read MoreCarb-to-EFI Conversion
Project Goals To learn, first hand and hands on, all that can be learned about the pros/cons of carbs vs. EFI. What manifolds work best, what off-the-shelf TBI systems work...
Read MoreMass Air Flow vs. Speed Density – Which is better?
Is Speed Density Inferior to MAF? For decades, enthusiasts have debated whether Speed Density (SD) or Mass Air Flow (MAF) is the “better” engine management strategy. Both have unique strengths...
Read MoreInside the V3.57 Board
The V3.57 board is mostly a surface-mount version of the V3.0, designed for automated assembly. However, it has a few interesting features added to it to make it easier to...
Read MoreMegaSquirt Systems Compared
This product comparison is old and obsolete . With all the different MegaSquirt options out there, choosing the right system can be a bit intimidating. The first decision you’ll need...
Read MoreReading Exhaust Gas Temperature (EGT)
This may be one of the least understood and most improperly used tuning tools in the aftermarket. Reading EGT: So what makes a cylinder hotter/cooler? We’re looking at are coolest...
Read MoreMS3Pro Module
The easy way to put the power of MS3Pro to work for your own board! Order MS3Pro Modules here The MS3Pro Module puts the MS3Pro circuitry on a board where...
Read MoreAMP & MegaSquirt ECU Options
MegaSquirt EFI – the original, and still the best This covers the “core” MegaSquirt lineup – for other products, including MSPNP and MSPNP Pro plug and play options as well...
Read MoreFully Assembled MegaSquirt ECU
MegaSquirt 3 / MS3X Sequential Electronic Fuel Injection and Ignition System You can’t get more bang for your buck. The MegaSquirt 3 with MS3X is an incredibly featured packed and...
Read MoreAMP Wire-In ECU
MicroSquirt This is one of the smallest standalone engine management systems available, and at $339 with a wiring harness, its a no-brainer for your basic combos. This ECU was designed...
Read MoreAMP Plug-N-Play ECU
Professional systems When your time is money (or you just don’t have time to spare), it’s worth paying a bit extra to make the installation go as smoothly as possible....
Read MoreWhich MegaSquirt Engine Management System is right for you?
Confused by all the options out there? Start here to determine which Engine Control Unit fits your needs. MegaSquirt EFI has grown from the original solder your own kits into...
Read MoreSequential Fuel Injection
Common Questions: What is Sequential Fuel Injection? Difference between Sequential and Batch-fire Injection? Do I need sequential injection to make big power? Does MegaSquirt EFI offer Sequential Injection? What is...
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