Top 10 Budget L98 Bolt Ons – GM High Tech Performance March 2006

Here is another article that outlines 10 parts you should consider when building up your L98 (LB9 too) for maximum power.

 

Enjoy!

Something Old, Something New – GM High Tech Performance October 2005

Here is a very informative article on how companies (and also the end user) have been adapting newer performance technology to TPI based engines. Keep in mind that at the time of this article, the TPI motor had debuted over 20 years prior in the 1985 Corvette and F-Bodies (actually in 1984).

 

Enjoy!

Best Mods For Your L98/LB9 – GM High Tech Performance MArch 2005

Here is a quick article on recommended parts for your TPI powered thirdgen.

 

Enjoy!

 

13s Or Bust – GM High Tech Performance July 2003

Here is another installment of GMHTP build up of a 305 5 speed TPI formula. This episode includes SLP runners and JET pulley kit, giving the car another 21.6 hp and 19.3 lb-ft tq at the wheels. Not bad for two bolt ons. Enjoy!

The Third Gen Solution – GM High Tech Performance September 2002

Here is a great article for those who want to take advantage of GM’s Vortech heads on their TPI engine. Scoggin-Dickey has developed a TPI base intake that is compatible with the Vortech heads and allows for maximum flow. While not cheap, it allows one with a TPI to keep the stock style intake setup (as opposed to Miniram or SuperRam options) and make excellent power. On a 350 with an LT4 hot cam, Edelbrock runners and TB, the Vortech heads, and base intake, the car made 357 hp and 416 lb-ft using the stock intake type. Enjoy!

 

 

Learning To Fly – GM High Tech Performance July 2000

Here is an 1989 L98 Formula that has had some good success with the stock style TPI intake setup. With Sportsman II heads, LT4 Hot cam, TPI runners, and exhaust; this car has run 13.43 at 105.54 weighing 3845 lbs. Portly, but a good time and mph considering the rpm restrictive stock style intake setup. Enjoy!

Waiting To Inhale – GM High Tech Performance July 2000

Here is a really informative technical article about the design of the TPI intake and aftermarket options; also included is an intake and cam combo worksheet. Enjoy!

Unlocking GM’s Fuel Injection Combination – High Tech Performance November 1996

Here is a good article on how to stage your performance mods to an F-Body with an L98 (also LT1) motor. Keep in mind that this article is 15 years old and a good portion of the parts listed are no longer available new. Enjoy!

Tuned Port Showdown – Car Craft May 1989

Here is a TPI specific early article describing and testing various TPI replacement parts and in one case, a new TPI stand alone system.

Enjoy!

Time To TPI – Car Craft April 1993

This article details some of the available parts (April 1993) to improve performance of your TPI powered F or Y Body.

 

Enjoy!