Home | Tag Archives: FAST XFI

Tag Archives: FAST XFI

Speed Secrets: Understanding Timing For Your Best Tune

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So you’ve done your research and picked out the perfect parts for your application, put it all together, and now all you’ve gotta do is find a way to control the beast. That’s where FAST comes in with their impressive XFI management system. No matter the engine or combination, when it comes to tuning there are really two major elements ... Read More »

Building Better Boost: Turbo LS Cam Swap

Why do you need to upgrade your cam when you have boost?

When it comes to improving power on almost any motor, few things can rival boost. This is especially true of the LS platform, as they seem to take to boost like a proverbial fish to water. The great thing about boost is how easy it is to get extra power. Whether it comes from a supercharger, or (like in our ... Read More »

Battle of the Sixes: LQ4 vs LY6

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Words and Photos: Richard Holdener  Time, they say, marches on and that is good news for LS enthusiasts. The reason time is important for LS enthusiasts is that as each year goes by we get more and more engines in the wrecking yard to choose from. Not only do we get a fresh supply of motors for the wrecked vehicles, ... Read More »

FAST Announces Improved EFI Training for 2018

FAST 2018 Training Courses Event Graphic Web

FAST® has revised its popular fuel injection training program to include courses better tailored to participant experience levels and individual needs, all housed in the dedicated COMP Performance Group™ training facility. After a successful 2017 class series, instructors have fine-tuned the course curriculum. FAST® EFI™ training now includes two classes, an Intro to FAST® EFI™ class aimed at the self-tuning ... Read More »

The Mean Streets: FAST EFI Upgrade

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Words and Photos: Richard Holdener  Losing control is not usually a good thing (okay, maybe once in a while!), but not having full control of the tune on your performance motor is definitely bad. The advent of self-tuning EFI systems has simplified converting a carbureted performance motor to modern fuel injection. These systems, like the EZ-EFI offered by FAST, rely ... Read More »

The 100 Horsepower Upgrade: Cam Only 5.3L Test

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Words and Photos: Richard Holdener  Despite being introduced way back in the 1990’s (1999 to be exact), and being replaced by the new Gen V LT engine family, the LS engine still reigns supreme. One need only look at the popularity of the LS for all manner of performance, including its use for engine swaps. If market sales are any ... Read More »

Fast Under Boost: LS Intake Test Part 2

Run with the FAST, the normally aspirated 5.3L also produced 486 HP, but at 6,800 RPM. Torque production was up with the FAST intake, to a peak of 425 lb-ft at 5,000 RPM.

Words & Photos By: Richard Holdener Back in Part 1, we compared a couple of popular intake manifolds on a normally aspirated 5.3L. The FAST LSXR and LSXRT have long been the go-to intake of choice for performance LS applications, but with so many new intakes available, we wanted to see if the FAST design was still a player. More ... Read More »

FAST Presents First Fuelie Awards

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The leading name in fuel air spark technology, FAST, recently honored NHRA class leaders with its first-ever Fuelie Awards. FAST presented 16 NHRA Sportsman class winners with the custom-made awards featuring a wooden base and fuel system components. Each of the recipients below drives a car equipped with a FAST XFI 2.0 Fuel Injection System. Super Stock Class Winners Ernie ... Read More »