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GM Small Block Build - 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 task, both in... more
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Master Power Brakes - Master Braker
Some dumb bastards in this fine hobby of ours make it a point to ignore their high-performance vehicle's mechanical warning signs. These... more
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MTI Stage III Heads Install - Tri-Power 427 -- Part II
Last issue, we showed you what was involved with putting together MTI's mighty 427 cubic-inch LS1 shortblock, and this issue we plan to... more
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MTI LS-1 Engine Build - Tri-Power 427--Part 1
Big horsepower, high reliability, and stock-like driveability--in order, those three parameters define the ultimate daily driven street... more
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Fastchip Chip Install - Chips & Salsa
If you've been following Blue Thunder, GMHTP's Third-Gen. Firebird Formula, you know that I've been looking to improve performance, but on... more
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Crane HI-6 Ignition Kit - Let There Be Light
At GMHTP, we cater to all years of GM EFI muscle, and the LT1-powered GMs are no exception. Though today overshadowed by the much-adored... more
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Mease Performance's Intercooler - Super Stocker
The evolution of Turbo Regal intercooler design marches on, despite the fact that these street terrors are fast approaching the 20-year-old... more
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LS-1 F-Body - Take the Money & Run
Now that the buzz surrounding the simple pushrod design, the big-lift cam, the truly high-performance ignition and the race-ready heads has... more
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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 performance that... more
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Pro Torque Converter Install - Move That Thing
If there were ever an overworked drivetrain in the realm of high-performance GMs, it would be the one indentured into the B-body Chevys.... more
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LT-1 Ignition System - Getting to Know the Opti-Spark
Editor's Note: Way back in March of 1998, GMHTP ran "Opti-Spark" by Ray Bohacz, an engineering-level dissection of GM's Opti-Spark... more
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Precision Turbo's TE44 - Big Spool More Fuel
In the 10 years and 85,000 miles that I've owned this T, the Garrett TB0348 turbo has always provided a unique spin (if you will) on the... more
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LT1-Powered Chevy Camaro Z28 - The Final Countdown
Project Grape Of Wrath is at an end, at least for the foreseeable future. The last bolt has been turned so it's time to run the final track... more
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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 1, May 2003).... more
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Baer Track System - The Cold Baer Facts
Drag racers and road racers are two very different breeds of people. Yeah, they both love to go fast in cars, but that's about where it... more
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1988 Pontiac Firebird Formula - 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 planning and... more
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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 alone is no... more
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SLP Lightweight Flywheel - Weight A Second!
As has been said time and time again, weight and horsepower are interchangeable. Save 50 pounds, and it's like adding quite a few extra... more
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LS1 Battery Relocation - Which Weigh To Go
Weight is definitely not an ally in the pursuit of quick timeslips. Sir Isaac Newton's Second Law of Motion goes something like: The... more
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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 Super Turbo... more
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ACCEL Gen 7 System - 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 car, Magnum TPI.... more
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LT1 Stroked Crate Motor Specifications - Special Delivery
For some people, the big question is: Should I bore or should I stroke? And by how much? For the majority of applications, a stroked motor... more
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LT1 Stroked Crate Motor - Special Delivery
For some people, the big question is: Should I bore or should I stroke? And by how much? For the majority of applications, a stroked motor... more
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Running Nitrous Safely - Righteous With The Nitrous
Nitrous oxide can do serious damage. When important factors are overlooked, broken pistons, fires, and other expensive situations can... more
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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 Strope Speed... more
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