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...

**Stock Head Cam/Cam Swap Guide** Intro: It seems like several people every week want to know what cam is best for their stock headed/stock shortblock LT1/LT4 or what components they need for a cam swap; so this is a guide to steer all of you in the right direction and hopefully allow you...

Just want to be sure when I put my opti in I "know" which hole to put the cam pin in on the cloverleaf. My question is does the opti center shaft have to go in a certain way like the splined drive, or does it just go in for balance ect in no particular way Im assuming there will not be a flat...

hey everyone, I tried searching around the forums for my issue. The closest I found was not shifting at WOT. I figured I would ask just in case. I have a 95 Z28 auto with about 125,000 miles on it. Out of no where the car shifts fine from 1st to 2nd, but does not go any higher than 2nd...

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...