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!

First Love – GM High Tech Performance April 2005

Here is a gorgeous 388ci 1991 Z28 that has too many modifications to list.

 

Read and 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!

 

Chips & Salsa – GM High Tech Performance March 2004

Here is an article where the Blue Thunder project car was given an additional 17hp and 18lb-ft through a PROM change and a lower temp thermostat.

 

Enjoy!

Get Sprayed Part Two – GM High tech Performance March 2004

Here is a great post concerning the install of a direct port nitrous kit into a TPI powered IROC. Keep in mind this motor has been modified with an aftermarket intake (not stock TPI style) and ran 12.914 at 105.40mph on the motor. Best run on the nitrous was 1.35 seconds and 12 mph quicker on a 180hp hit.

 

Enjoy!

Rocking And Rolling – GM High Tech Performance November 2003

Here is a buildup of the Blue Thunder with parts from Competition Cams and TPIS.

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!

Breathing Exercise – GM High Tech Performance January 2003

Here is an article of how GMHTP swapped out stock manifolds and y-pipe to a Dynomax header system on their 305 TPI Formula. Car picked up 7 rwhp and 12 lb-ft of rwtq. Unfortunately the car did not pick up anything in the 1/4 with the mods. 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!