GM EFI Magazine

Dyno

VIDEO: SDPC Raceshop Brings the LV3 4.3L V6 to Life ...

Rick Seitz

August 4, 2022

In the year 2022, it seems that just about every aspect of LS or LT engine build has been established; whether it’s an N/A build, single or twin-turbo setup, blower, nitrous, stock bottom-end, a “full ...

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Dyno

VIDEO: Florida High Performance Builds “The Working Man’s C7 Corvette ...

Rick Seitz

July 20, 2022

Florida High Performance cranks up the power on a C7 Grand Sport. See the recipe here!

Dyno

VIDEO: The One-Off Holley Sky-Ram Tested Against the Holley Hi-Ram

GM EFI

May 4, 2022

Holley puts the April Fool's gag "Sky-Ram" intake manifold to the test at Westech Performance.

213

Dyno

VIDEO: Florida High Performance Builds a Whipple-Blown 740HP 5th-Gen Z/28

Rick Seitz

March 11, 2022

Florida High Performance builds a 700+ horsepower 5th-gen Camaro Z/28.

306

Dyno

VIDEO: SDPC Raceshop Bringing Fire With a 2077 HP Twin ...

Rick Seitz

October 22, 2021

SDPC Raceshop builds a fire-breathing 2000hp twin-turbo crate engine for only the bravest souls out there.

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Car Reviews

VIDEO: Fasterproms Puts a CT5-V Blackwing on the Dyno

Rick Seitz

September 9, 2021

Jeremy and the folks at Fasterproms strap a 2022 CT5-V to the dyno for the first time!

588

Dyno

WATCH: Cranking out 1,000+ HP with LPE and Armageddon Turbo ...

Rick Seitz

February 10, 2020

LPE, Armageddon Turbo Systems and others, team up to build a 1,000+ horsepower GMC Sierra!

2014

Dyno

VIDEO: Pontiac Dyno Day at Injector Experts

Rick Seitz

October 17, 2019

Injector Experts and Hartsel Performance host a killer all-Pontiac dyno day!

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Dyno

VIDEO: Katech Cranks Out Nearly 1500hp from an LT5

Rick Seitz

October 11, 2019

Katech Engines crank out nearly 1500 horsepower out of an LT5 on an engine dyno!

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Dyno

VIDEO: Project Redrum Hits the Hawks Motorsports Dynojet

Rick Seitz

July 23, 2019

Project Redrum produces 660hp to the rear tires on 93-octane, and provides daily driver-friendly reliability.

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Autocross

VIDEOS: Holley LS Fest 2019: The Results Are In!

GM EFI

July 3, 2019

Holley LS Fest West 2019 has wrapped, here's the results.

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Dyno

VIDEO: PCM of NC Turns Up a ZL1 1LE

Rick Seitz

February 19, 2019

PCM of NC pumps up a ZL1 1LE to the next level.

1957

Dyno

VIDEO: SDPC Raceshop’s 800hp and 1100hp 6-Liter Turbo Crate Engine ...

Rick Seitz

December 12, 2018

Scoggin-Dickey Raceshop has just announced their 6-Liter Turbocharged LS, capable of cranking out 800hp and 1100hp, depending on turbo selection!

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Dyno

VIDEO: ZZP 3800 Dyno Day 2018 Official Recap

Elizabeth Puckett

August 1, 2018

One very popular late model GM shop, ZZ Performance, recently hosted just the thing the 3800 and W-Body crowd needed with their own exclusive dyno day.

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Dyno

VIDEO: 2019 Corvette ZR1 Hits the Dyno for the First ...

Elizabeth Puckett

April 4, 2018

As the first of the ZR1 deliveries are being taken by their owners, people are wanting to see if the horsepower claims by GM are legitimate, and that’s not just limited to the people who ...

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Dyno

VIDEO: Hawks Motorsports Heads/Cam L83 Tahoe Dyno Pull

Elizabeth Puckett

May 16, 2017

Chevy gives the Tahoe's a lot of performance from the factory, but that doesn't mean there's not a lot more potential in these high performing SUVs!

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Dyno

VIDEO: TVS2300 Supercharged Heads/Cam 2015 Chevy SS Sleeper

Elizabeth Puckett

March 15, 2017

The owner of this 2015 Chevy SS couldn't wait to modify his car, and it didn't take long for him want even more from his heads/cam setup.

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Dyno

VIDEO: Livernois Stage 3N Makes BIG LS Stroker Power

Colby Malone

June 13, 2016

The Livernois Motorsports 3N Package will bring your 4th-gen in the modern era, rather quickly!

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Dyno

Video: Hawks’ 5th-Gen ZL1 Sinister Package Puts Down 700 RWHP

Colby Malone

June 3, 2016

Hawks Motorsports' Sinister Package for the ZL1 Camaro lends a whole new demeanor to the car - providing 700 horsepower to the tires!

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Dyno

VIDEO: Livernois Stage 2 Package on a 2006 TBSS

Elizabeth Puckett

April 5, 2016

The 2006 TBSS is a mean little SUV, and it's even meaner once Livernois gets ahold of it! See what happens when they put their Stage 2 package on this TBSS.

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Dyno