Performance Fuel Injection Systems – HP Books HP1557

SKU: book-hp1557

DIYAutoTune CEO Jerry Hoffmann & Lead Engineer Matt Cramer explain practically everything you need to know about EFI in their illustrated book, Performance Fuel Injection Systems. Hoffmann & Cramer cover what you need to know about EFI system selection, installation options and tuning, including: MUST HAVE tools for working with electronics How to build an…

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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…

MegaSquirt Carb to EFI Conversion – Part 2: Ignition Control

From Carb to EFI, with Ignition Control, on just a fistful of dollars… Objective of this Article This article will walk you through the process of installing a MegaSquirt EFI system on a classic carb’d vehicle attempting to go the least expensive route possible using junkyard parts and DIY ingenuity.  We’ll be using an MegaSquirt-II…

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…

MegaSquirt Carb to EFI Conversion: Part 3: MPFI Conversion

From TBI to Multi-Port EFI, with Ignition Control… Objective of this Article This article will focus on the process of converting our 1977 Chevy Nova test vehicle from the very functional and affordable GM TBI fuel injection hardware to a much more modern multi-port fuel injection (MPFI) design utilizing a Holley Stealth Ram MPFI Intake…

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…

MegaSquirt ‘MegaMeet 2012’

At The Classic Motorsports ‘Mitty’ at Road Atlanta – April 28th 2012 Brought to you by DIYAutoTune.com   When:  The official ‘MegaSquirt Meet’ will be Saturday April 28th, 2012 — We’ll be hanging out in the area Friday the 27th thru Sunday the 29th.  See schedule below! Where:  Road Atlanta in Braselton, GA.  Just 30…

Stripping It Down

With the clutch gone, the usefulness of the car as a test vehicle fell off pretty quickly.  About the same time, SpeekWeek 2011 rolled around and got me thinking about the stalled build again, and I decided it was time to make some progress.  We pulled the car out of storage, yanked the transmission (which…