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GM Engines

This GM High Tech Performance Magazine section showcases additional technical advice about the other GM engines, shootout racing and detailed General Motors engine builds including the motor block, heads, intake, camshaft, and more.

GM LSX Engines

	1000hp LS1 - Bottoms Up In this first installment we take a look at what we have to work with in our 1000hp block. more


	LS9 Install - The Big Swap Everything you wanted to know about uploading the LS9 into a Gen-5 Camaro, but didn’t know to ask. more


	Vehicle-Specific Nitrous System - The Total Package Nitrous Outlet’s vehicle-specific total nitrous system—everything you need to make big power and look good doing it more


	C6 Aerobics Bolt-on intake and exhaust combined with custom tuning give our C6 the lungs to go the distance more

Chevy LT1 Engines

	LT1 Formula Project Nitrous Dyno Test - Heart Attack, Part 3 Those of you who have been following our LT1 Formula project may have been wondering: when are they finally going to get their act together... more


	Golen 383 & EFI Connection LS1 PCM Swap - Heart Attack, Part 2 - Tech Installing A Golen 383 And EFI Connection LS1 PCM Swap Into Our LT1 Formula Project more


	LT1 Formula 383 Golen Install - Heart Attack, Part 1 - Tech They say nitrous is an engine builders' best friend, and after breaking two pistons on our LT1 Formula's budget 355 on its very first... more


	LT1 Nitrous Outlet System Upgrade - Plug & Spray - Tech The mission was a simple and reliable 11-second daily driver on a moderate budget. more

Chevy TPI Engines

	EFI Connections LS1 PCM/Ignition Conversion - Bridging The Gap Ever since the LS1s came out, many have dismissed TPIs and LT1s, mainly for two obvious advantages the Gen III has over them: a... more


	TPI Induction System Dyno Test - Inches And Pounds Check out our TPI induction dyno test as we prove that the boost gained by a particular part should not judge it's performance value! more


	TPI 355ci Small-Block - Something Old, Something New Part IV - Tech Often, what makes something a success can not be identified as a single element. It is usually a combination of events or circumstances... more


	TPI 355 Machine Work - Something Old, Something New Part II Check out this TPI 355 that gets Nascar precision machine work from RaceKrafters. more

GM Turbo V-6 Engines

	Turbo Buick Bolt-Ons - Turbo Buick Basics, Part 7 To restore boost, we upgrade to a larger turbo and intercooler neck more


	Hydraulic Roller Install - Turbo Buick Basics, Part 6 - Tech As a refresher, we started out with a bone-stock '87 Buick GN, base-lined it, then progressively dyno and strip tested a host of proven... more


	Hydraulic Roller Valvetrain Install - Turbo Buick Basics, Part 5 - Tech Rebuilding The 3.8L V-6 And Switching To A Hydraulic Roller Valvetrain In The Quest For Lower E.T.'S And Years Of Enjoyment more


	Precision Turbo Upgrade On A 1987 Buick Grand National - Turbo Buick Basics, Part 3 In the last installment we left off installing and dyno testing Pypes hi-flow exhaust system on our buddy Tim Cairone's '87 Buick Grand... more

Other Engines

	Turbo Tech - The Great Wastegate Debate A little turbo technology can give centrifugally blown engines a significant torque boost more


	EFI Tuning School - XFI 2.0 University We take a look inside the new and improved FAST XFI 2.0 standalone EFI system and like what we see more


	Turbo System Fabrication - Turbocharging 103: Cold Side The theory and application of fabricating a turbocharger system, Part 3 more


	Dyno Testing Guide - Real Wheel Horsepower Everything you've ever wanted to know about dynamometers and some things you don't, Part 1 more

General Motors Engines

• LSX		• TPI		• Other Engines
• LT1		• Turbo V6

	4L65E Upgrade - The Mega Monster Inside a Monster Transmissions’ 4L65E upgrade... more
	1998 LS1 Fix - Tax Refund Rebuild We take this 1998 LS1 and bring it to greatness while still on budget.... more
	2001 and 2002 Pontiacs - Just Falcon Around Two 8-second real street pontiacs with low-buck roots and down-to-earth homegrown builders... more
	1999 Chevy Camaro SS - SSteel Ride Inside Chris Wilhelm's minty-fresh 10-second show-and-go '99 Camaro SS.... more
	High Performance 2012 - Inside The 580HP Camaro ZL1 Boosting Volts and pilfering parts bins on the way to budget supercar bliss... more
	Chevy's 100th Birthday - '12 Grand Sport Celebrating Chevy's 100th birthday in style with the Centennial Edition Grand Sport that makes 415 RWHP.... more
	Cathedral v.s. Rectangular Port Cylinders - Head To Head The ultimate cathedral versus rectangular port cylinder head showdown.... more
	LT1 Project - Long Live The Dirty Bird Still down and dirty, the 'bird creeps ever closer to that elusive 10-second timeslip.... more
	Supercharge Upgrade - Too Fine L99 East Coast supercharging upgrades an L99-equipped fifth-gen with a cold-air kit, headers, and VVT Camshaft.... more
	SS Project Power Modifications - Trail Blazin' Three tried and true power modifications to take your trailblazer SS Project to the next level... more

	GMHTP On newsstands and in your mailbox ... more
	The Chevrolet SS Chevrolet announces new SS performance sedan. It will compete in the 2013 NASCAR season and arrive... more
	Charity Cruise Hot Rodders Children's Charity Tour of the South ... more
	Collector Car Appreciation Day SAN Secures U.S. Senate Resolution Designating July 13th As "Collector Car Appreciation Day"... more
	COPO Camaro GM releases full specs on the COPO racecar ... more

	Going from 8 Rib Serpentine to Cogged Blower Drive We started rebuilding the belt system on my 2004 GTO. going to separate the blower drive from the... more
	Back Issue July 1999 Any chance this is available?? I've searched everywhere for a copy. Thanks!... more
	G8 GXP Redline What is the Redline for the LS3 Powerplant in my G8 GXP? There are no markings of any kind on the... more
	Head markings I have a 69 chevy 1/2 ton pickup. 350 motor with haed markings of a rectangle box with a single... more
	2010+ Camaro TR6060 Issues I guess this is wishful thinking and maybe I just need to vent but I'd like to see GMHTP look into... more