Here is some info help you guys get started tuning with HPTuners. Credit to ozorowski, Keith from HPT, and WS6snake-eater from HPtuners bulletin board for compiling this basic info. DISABLE ALL TORQUE MANAGEMENT Your a hardcore racer now why do you need a computer to tell you how much power...

Since my car has been acting up here latley I've done a ton of research on how the ignition system works(opti icm coil ect...) I came across this video that ges details on how a opti aka abits works and how to diagnose it. It kinda bugs me in a way when ppl assume right off the bat when their...

I am about to make some mods on my '93 LT Vette. I want to make it into a 425 HP motor, or better. I am going to an LT4 hot cam kit. I am boring the motor to a 383. I am replacing the stock exhaust with Borla exhaust. I am replacing the stock injectors with 30 pound injectors. I am also...

Hello.. I am new to Chevy's and I am looking for a decent engine / transmission for a new project. I ran across a 1972 chevy truck with an original 402 big block with a 400 transmission. My only concern is that these engines were so detuned by this time that I may have to spend some serious...

How To Remove A.I.R. On LT1 With Pics I did a lot of searching for a good how-to on this and never found one with pics. I found one for LS1 with pics, but it looks like they have it easier than we do. So if something already exists, I apologize for the duplication. Hopefully someone will get...