LS1Tech.com - GM LS Performance Forum

Wasn’t too hard. They’re tucked in nicely. No rubbing the fender lip on any bumps yet. Did it mainly for looks. But traction is much bette...

So has anyone done any passes? Going to OSR Friday. Hoping for 10.3 na with front sway bar and stock GM wheels on na F U HIO

As far as which surface is more perfectly flat, I’m going with a stock Tremec bellhousing over the oil pan. But regardless of whether the surface of...

Either of the ones that VIP1 mentioned will plug right in as long as you pick up a harness adapter for $10-$15. You have to connect the harness adapt...

You can do it either way, as long as it’s a consistent test. I pull all plugs personally. It will spin over easier and quicker usually….an...

Always learning something. I've been behind the wheel of an F-body since my first new Formula in July 1996. For your interest.:

Hey, I vacuum tested the valvebody again and found that I had blocked several passages when testing the ”reverse checkball sleeve”. Vaccum was on...