Where do I start?

Read.  Then read some more.  If you skip this step you will be asking questions later that you could already know the answers to. We’re always glad to help though as this is a DIY based system some of the burden does fall on the user to do their homework, the big dogs charge an extra…

Different Approaches to MegaSquirt Installation

With all the different MegaSquirt options out there, chosing the right system can be a bit intimidating. The first decision you’ll need to make is the overall approach. Do you want to keep expenses as low as possible by soldering your own kit together? Or would you rather spend less time and more money? Here’s…

Technical 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…

Send her your Christmas Wish List RIGHT NOW!!!

The day is drawing near, when she asks you what you want for Christmas, and you aren’t quite sure what to say! At least I know that’s happened to me many times!

Be ready! Put your MSPNP, MS3Pro, MaxSpark, MicroSquirt and accessories on your Wish List, send it to your wife. Your mom. Your wife’s mom. Everyone that asks!!!

And then have something to be excited about under the tree Christmas morning!!

Electric Cooling Fan Control: Defeating the Arch-Enemy of Your Engine

Heat, the silent adversary that can compromise even the most meticulously crafted racecar project. It’s a force that can undermine performance, compromise engine longevity, and turn the thrill of the track into a nightmare. But fear not, for in the battle against overheating, a powerful ally emerges: electric cooling fans, seamlessly integrated with cutting-edge engine management systems like the MegaSquirt line of ECUs and MSPNPs.

Project Pareto: How Ignition Timing is The Most Effective Change

This week returning guest blogger Greg Banish of Calibrated Success joins us to discuss ignition timing. Learn about how ignition timing is THE most important factor in engine performance.

Greg Banish: Sequential vs Batch Fuel Injection Timing

Greg Banish, Calibrated Success Before we ever begin tuning our delivered air to fuel ratio in the engine, we have to make some decisions about fuel delivery and calibration. I will preface this with the usual requirement that we also have complete injector characterization data (flow rate, offsets vs voltage, short pulse nonlinearity compensation) before…

Ben’s VW Sand Rail and Miata

Currently powered by a single port 1500 VW motor. This one will be getting a full EFI system controlled by a Microsquirt EMS. We’ve also found the perfect turbo off a twin turbo Volvo straight six at the local salvage yard.  Stay tuned for methanol injected, turbocharged, aircooled goodness. 1999 Mazda Miata, Bell Engineering Stage4…

Using DIYAutoTune.com’s Revised Pattern Nissan Optical Trigger Discs

Converting your Nissan distributor to a more MegaSquirt friendly design Many Nissans used a distributor or CAS with a set of four or six inner slits and 360 outer slits. Current MS3 firmware supports the SR20DET, RB series, and VG30DE/DETT trigger wheels, but MS1 and MS2 are only able to use this type of trigger…

The EFI Tuners Guide Chapter 4 – Electronic Fuel Injection Options – TBI, MPFI, SPFI, ITBs and DI

Updated September 2022 by Jerry Hoffmann Chapter 4: Electronic Fuel Injection Options – Throttle Body Injection (TBI), MultiPort Fuel Injection (MPFI), Sequential Point Fuel Injection (SPFI), and Direct Injection (DI)   What is your starting point– Factory EFI Takeover? Or Carb-to-EFI Conversion? First off, let’s discuss the different people and perspectives that you’re approaching this…