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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!!

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Using Dual/Twin Fuel Pumps for Capacity or Redundancy
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The EFI Tuners Guide Chapter 5A -The EFI Fuel System: Overview

An overview of the EFI Fuel System and it’s major components, discussing fuel tanks and cells, fuel pumps, filters, regulators, etc. A high level of how to design a complete fuel system for a vehicle with Electronic Fuel Injection/EFI.

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James 'Doc' McEntire's Drag Week Champion 1967 Camaro running MS3Pro - Burnout time!
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The EFI Tuners Guide Chapter 1 – Why should you convert to Electronic Fuel Injection?

Updated September 2022 by Jerry Hoffmann Chapter 1 – Why should you convert to Electronic Fuel Injection? “EFI is more user-friendly than carburetion and will help the more novice tuners. They can perfect the combo on the dyno, then the EFI will self-correct for atmospheric conditions. After a short learning curve, EFI actually levels the…

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Converting the pattern on a 7X GM trigger wheel to its composite log.
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Using the Tooth Logger and Composite Logger

The tooth logger and composite logger TunerStudio’s tooth logger and composite logger are powerful tools for troubleshooting problems with the MegaSquirt’s RPM input. These are both under the Diagnostic and High Speed Loggers menu. The tooth log records the time between individual pulses from the crankshaft position sensor. The composite log works similarly to a…

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Support Article

DIYBOB

Do It Yourself Break Out Board The DIYBOB breakout boards from DIYAutoTune.com that allows you to easily build professional looking adapter harnesses to connect the engine management of your choice to a wide variety of cars.  The DIYBOB includes an OEM style connector, circuit board, and an anodized aluminum case to finish it with a…

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Support Article

MegaSquirt EFI Dyno Tuning Help

A proper tune, on a proper dyno, can make a world of difference…. We’re all about you learning to tune your car yourself, and for fuel tuning that’s usually very attainable with a good wideband a fair amount of time.  However for the DIYer, ignition tuning is usually either guesswork, or blind trust in a…

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Support Article

How to MegaSquirt Your V6 Powered Ford Probe GT or Mazda MX-6/MX-3

Using the stock distributor, wasted spark, or coil on plug Looking for the easiest way to do this? We now have a MSPNP option, currently available for 1993-1995 models. This ECU comes fully assembled and ready to plug into the stock wiring. See this link for how to install a MSPNP in these cars. To…

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DIYAutoTune and AMPEFI Engine Management Systems

Welcome!! DIYAutoTune is THE source for high performance Standalone Engine Management Systems for maximum performance on the race track, off road park, etc. Whether you drag race, road race, autocross, rally or drift, we’ve got you covered with the best engine management in the business. We get it– you need the capability to tune your…

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classic corvette on the dyno preparing to make a pull
Blog Article

Dyno Tuning Time? What to Know Before You Go

Time to head out for a day of dyno tuning? What you need to know before hitting the rollers ensuring a great outcome for you and your tuner!

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Support Article

MS3Pro Closed Loop Idle – Stepper Valve

In this guide, we’ll walk you through the fundamentals of setting up and tuning Closed Loop Idle Control – Stepper Valve. Our aim is to present the information in a straightforward way, making it accessible even if you’re not deep into engine management theory. We’ll provide real-world examples and recommended settings based on the vehicles…

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