Remove these, and it should come right out. The last piece of the air box has 3 clips in the bottom that secure it to the car. You can get the PCM tray from a Chevy Blazer to keep the PCM in after you get the air box out. The PCM is in the last part of the air box, so be careful. If you don't, It's a tight squeeze and very difficult to squeeze it out. You may have to take the two bolts off of the front of the fender brace and loosen the back one to swing it out of the way to get the last part of the air box out. There are two bolts by the fender brace that you have to take out to get the next part off. To remove the air box, remove the intake tubing and air filter. and helps your engine stay better connected with the tranny. you will have a much more solid grunt when you smash the gas pedal. and window weld them! creates solid motor mounts. get it ported and polished before you put it in! youll gain another 10 horse or more!Īnd pull your motor mounts one at a time. with the under drive pulley just to get this motor back up around 175 horse.Ī small 50 shot of nos would bring it up closer to 200 horse.Īnd also every one should look into the thrasher shift kits.Īnd dont forget if your going to do a 3.4 top end swap. including the 3.4 throttle body and after market air intake. You will have to do a 3.4 liter top end swap. if you put one on a dyno it would more than likely be at 145 or 150 to the wheels. i run an under drive pulley on my stealth and i probably picked up 5 or 6 horse. Though you will also need an under drive belt. i found a light weight under drive pulley by JET. I have found on ebay a JET performance chip for 50$ sounds like garbage to me but maybe someone else would like to spend their 50$ and let us know. Those of you who want to make your 3.1 liter engine faster/more performance. Okay so i have given this alot more time and research.

3400 v6 performance parts