Forum: Powertrain

I don't know which one is better and for what reasons? I have friends that have used both. But I see more people using corvette servos. Is there...

I have an '03 5.3 with a clutch fan. will an electric fan make any difference? or enough worth messing with?

So I have a GU6 code which is 3.42. I was going to put in a 3.73 gear set and a posi since I have a one wheel peal.... Will that make all that big of...

Nope, not a trutrac. I've been getting the dreaded one wheel peel at the track so bought clutches and springs to rebuild it. Tore it down and found...

How is a metal intake tube versus a plastic tube worse? I figured a metal tube would be better at dispursing the heat when I always thought that...

OK, so I'm thinking about putting my tru cool 40,000 cooler i just got ($110 shipped with bypass valve) AFTER my radiator. My stock set up keeps my...

Every once and awhile when I go to start my truck it wont start. Everything comes on except for it wont start. But it's only with an aftermarket key...

What's the difference in the 1500 & 2500 outer tie rod ends the hd are blue but I was gonna buy some on eBay the outters were black like the 1500 but...

I'd like to upgrade to the LS7 lifters soon because mine are getting miles on them (150K) and I had planned to do this while my heads are off. I was...

Ok.. Fellas need some ideas. This forum always great advice. My truck through codes for oxygen sensors -front and low catalyst performance. The...

Where is a good place to run wires into the cab? The wires are for a electric cutout and i have a extended cab if you need to know that. If you have...

hey folk probably an easy question for someone, i have a 2004 sierra with a 5.3 in it and the engine is no good, will a 2001 5.3 work with no big...

The price is way below the other brands which is why i am questioning it. Spectre 9900

I'm putting a Belltech 2/4 on my '00 2wd stepside and just started thinking about the rusty part of the yoke shaft and the problems with the rear...

How's the best way to get all of the tranny fluid out to change it without pulling it? as far as I know there will still be fluid in the torque...

Brakes went out on my truck yesterday while my brother was driving. It's a broken brake line and the fluid sprayed everywhere. I have a couple of...

I bought a vette servo from O.P.T. and wanted to know if the sleeves are supposed to be cut and why. if so what should i put on the sleeve to keep in...

I am looking to get a set of heads for the 4.8 I want some thing that is going to flow good, and I want to have them milled to raise the compression...

will the transgo shift kit jr (T74167) fit my 07 classic. it just says its for an 86 or newer. Someone told me that it would only work up to an 05?

could it hold LT's, 206/212 comp cam and tune without any problems or it blowing up? I drive normal but get on it whenever i feel like it haha