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TPI Engine

GM High Tech Performance Magazine’s TPI Engine section showcases technical advice about the General Motors engines, shootout racing and detailed engine builds including the Chevy TPI motor block, heads, intake, camshaft, and 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:... 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... 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... 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


	EFI 355 - Update: Something Old, Something New Get an update on the EFI 355 build. more


	GM Small Block Build World Products Heads - The Mighty Mouse of Might Expanding Blue Thunder's performance has been my goal from the beginning of this project and I believe I've accomplished that... more


	1989 Pontiac Firebird Formula TPI Head Work - Rocking and Rolling I have to say that with the way Blue Thunder now looks with its fat SLP wheel and tire combination, I don't worry about... more


	Holley StealthRam Intake - Ram That TPI! Last issue we track tested then covered an installation of Holley's StealthRam EFI intake on a modified 1986 IROC (see Part... more


	1988 Pontiac Firebird Formula Track Times - By Hook Or By Crook The moment of reckoning has finally come for Magnum TPI, our 1988 Firebird Formula. We've spent the last two and a half years... more


	1988 Pontiac Firebird Custom 4-Inch Inlet Pipe - Breathe, Puppy, Breathe! As we get down to the wire with our 1988 Firebird project car, it is more obvious than ever that having a big powerful engine... more


	Dynomax Headers - Breathing Exercise Last time you saw this particular 305 Tuned Port Firebird, it had just gained 8 rear-wheel horsepower thanks to a Dynomax... more


	ACCEL Gen 7 System - 1988 Pontiac Firebird - Magnum Returns It's long overdue, but we finally got everything to come together in the engine room of our long-term third-gen project... more


	Dynomax Cat-Back Exhaust System - The Frugal Formula The Search For Cheap TPI Power Begins With A Dynomax Cat-Back Exhaust System For Our 1989 Firebird Formula more


	Strope Speed 1988 Firebird Formula - Date Line Exclusive Strope Speed 1988 Firebird Formula, featuring a ACCEL Gen 7 DFI system, small K&N filter, 470 horsepower, and... more


	Scoggin-Dickey's TPI Manifold - The Third-Gen Solution Scoggin-Dickey's Revolutionary New TPI Manifold Unlocks LS1-Level Power Without Draining Your Wallet. more


	396 Stroker Motor Install - Pumping Up, Part 3 During parts 1 and 2, we chronicled the construction of our 396 cubic-inch tuned port street/strip motor by the experts at... more


	396 Stroker Motor - Air Induction - Pumping Up, Part 2 This month, we continue our 396 stroker build-up for our 1988 Firebird Formula project car--dubbed Magnum TPI. Those... more


	1988 Pontiac Firebird Formula 396 Short Block Engine Install - Pumping Up, Part 1 Those who follow the exploits of our third-gen Firebird project car can be forgiven for wondering why we're changing... more

General Motors Engines

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

	2006 Pontiac GTO Drift Car - U Mad Bro? "The drive is rough. Loud, hard, and uncomfortable. An overall terrible car to drive…" Meet Shane Whalley, the owner, builder, and driver of the rough and tumble ’06 GTO drift car you see before you.... more
	2008 Chevrolet Corvette Z06 - Bolted It seems there are a lot of records posted on the internet, many of which can even be a bit absurd. But fastest bolt-on C6 Z06 seems to have some merit, especially when the e.t. dips below 10-seconds.... more
	GM LT1 Engine Details - Gen 5 Unleashed In terms of output, the LT1 will make somewhere in the neighborhood of 450 horsepower (the final figure will likely be released about the time you read this).... more
	1991 Pontiac Firebird - True Street Terror Yeah, like that’s all there is to this 8-second True Street 1991 Pontiac Firebird; just get in and run 8s like it’s no big deal.... more
	2012 LSX Shootout At Lucas Oil Raceway And rain it did, for the better part of an hour, right in the middle of Saturday’s qualifying session at the 6th Annual LSX Shootout held at Lucas Oil Raceway in Indianapolis, Indiana.... more
	AEM Electronics’ AQ-1 Data Logger and Failsafe Wideband System This month, we’re going to tackle the installation of AEM’s AQ-1 Data Logger (PN 30-2500) and the company’s impressive Wideband Failsafe Air/Fuel gauge (PN 30-4900).... more
	2002 Pontiac Firebird Trans Am Collector Edition - Street Heat Kris Collins planned to keep his ’02 Collector Edition Trans Am stock, but we’re betting you already know how well that worked out.... more
	1986 Buick Grand National - Street Heat Barron Magee of West Monroe, Louisiana may not own a real GNX, but when he lays into the throttle of his nasty ’86 Grand National, it doesn’t bother him one bit.... more
	2000 Chevrolet Camaro SS - Street Heat They never made a fourth-gen Camaro in this color, but looking at it on Brian Wilhelm’s SLP-built ’00 SS really makes you wonder why not.... more
	1999 Pontiac Firebird Trans Am - Street Heat Almost no other GM model pulls off the aggressive look quite like the fourth-gen Trans Am, and when you modify one like Nathan Turjillo from Las Vegas has, well; you end up with a real showstopper.... more

	2014 Corvette & 2014 Camaro Here are a few of cool videos on GM's new blog... more
	Want Your Ride Featured in Street Heat? We’re always interested in seeing what awesome GM performers our readers own! After all that work... more
	Dubai Police Add Chevy Camaro SS to Force The Dubai Police force has just added a new 2013 Chevrolet Camaro SS to its fleet of vehicles,... more
	GM Says New 4.3L V6 is best in Torque, Towing for Full-Size Trucks This summer, General Motors is set to unveil its new 4.3L EcoTec3 V6 powerplant for its full-size... more
	Polly Trans Am Did you ever wonder what would happen if you built a third-gen to handle, but with a big-block and... more

	Third gen camaro with the comp cams 280xfi Just wondering...what's the latest and greatest concerning the third gen project that you guys,... more
	Tire and rim setup I just read a copy of Camaro Now summer edition title of article is "Pursuit Of Perfection A... more
	93 2wd chevy c1500 4l60e to 4l80e swap ok my truck has puked 2 4l60e's in les than 60 miles first one the truck lost all gears but reverse... more
	LT1 questions I have a built LT1 motor, and i was just wondering what the difference are from just a regular 350... more
	TBI to carb swap on an 89 camaro NEED HELP!! car has major wiring issures and someone messed with the VAST system so i am changing the dash and... more