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James 'Doc' McEntire's Drag Week Champion 1967 Camaro running MS3Pro - Burnout time!
Support Article

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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Support Article

MegaSquirt Technical Help For Installing EFI/EMS Systems

All of the following information is provided in the hopes that others’ efforts can be of benefit to you in your install. We do not have one of each type of vehicle mentioned here, therefore no first hand experience with most of these to confirm each of them.  This information is to help point you in the…

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Support Article

Installation Articles

MegaSquirt Technical Help For Installing EFI/EMS Systems All of the following information is provided in the hopes that other’s efforts can be of benefit to you in your install.  I don’t have one of each type of vehicle mentioned here so I don’t have first hand experience with most of these to confirm each of…

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Success Story

Getting Started — Finding a tub

We found this S13 for cheap on Craigslist with a rust free and relatively undamaged body, which was the most important thing when planning to build a race car like this. Not only was it cheap, the original single cam KA24E motor fires right up and runs better than it looks. The clutch was weak…

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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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E36 BMW M3 running AMPEFI MSPNPPro-E369395 Plug and Play Standalone ECU
Blog Article

MSPNP – Putting the PLAY in Plug-and-Play ECUs

When it comes to enhancing your vehicle’s performance, there’s no compromise on precision and control. In this comprehensive guide, we delve into why the MegaSquirt MSPNP standalone ECUs from DIYAutoTune.com should be your top choice. These ECUs offer a world of advantages, including effortless installation, tailor-made vehicle-specific tuning, and an economically sound solution for optimizing your ride.

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Turbo fox body mustang drag race car using MSPNP standalone ECU.
Blog Article

Is a Standalone ECU right for you?

Considering a standalone ECU? Whether you’re replacing the factory ECU in your track car, or ditching the carb in your classic cruiser, learn why now might be the time to make the switch and take control!

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Linfert Blog - Tunerstudio MegaSquirt Tuning Software
Blog Article

MegaSquirt EFI Tuning: From start up/base maps to dyno ready

Guest Blog Entry by Jeff Linfert Jeff has been a long time user, reseller, installer, and tuner of our products for many, many years now and has offered up some of his thoughts and insights on how to help you get the most out of your car and engine management system. If you need installation…

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