Forum: Powertrain

Taking my block to the machine shop next weekend and need to know how much I can shave off. I have searched all over the web and can't find any info....

i did a 4l80e swap on my 99 sierra 6.0 swap, but the tranny i baught was junk. so i am gonna go new, saw finish line transmission used alot on here,...

Alright I may sound stupid to some but I have a 2000 silverado 5.3 with a Nelson tune full exhaust no emissions electric fans fully built tranny,...

Was wondering if anybody has experienced this same problem I swapped my 4.3 out for a lq9 an when it was finished I took it easy for the first week...

Hey guys, I am looking for diagrams or a list of what the emissions system consists of for 99-02 and 2003 model years. I want to know what year...

Instaling the Transgo HD2 (4l80e) and was wondering what hole sizes to go with for the ABC holes. Options are: A-4th B-3rd C-2nd Hole Sizes...

I'm needing a good race/street trans. 4l80e preferably, I have found a few places that sells built trans but was wondering if anyone else knows of...

so when i took the front seal off to replace, i checked out the bushing on the pump cover and it was shot. so i pulled the cover and got a new...

My Brother has a 2005 Tahoe with about 123,000 miles and he tows (about a 5000lbs trailer) with it. The transmission (pretty sure a 4L60e) is...

1996 GMC Truck 4L60E Transmission. Is there supposed to be transmission fluid in the tailstock section? Oil is leaking out of my rear tranny seal....

this really isnt an electrical question which is why i posted here. thought id get better answers. i know how to wire up relays and size...

Tired of spinning and trying to decide on gears for a 2000 rcsb 6.0/th400 since im getting a truetrac soon, has the stock 3.42 10 bolt in it. Truck...

im kinda confused on what im gonna need to complete this swap and what years exactly work. i have a 99 lq4 and im just wondering what year manifold...

My plastic grooved idler pulley bearing finally gave out and I am wondering if anyone makes a billet aluminum one or a steel one? The entire outer...

Tried searching on here but no results. Not sure why though. Looking for Pros & Cons on using it in my LQ4. I can get a brand new one for $130...

I was wondering if anybody could tell me what model transmission and rear locking differential I have in my 2013 Silverado z71?

I got a low mileage 5.3 from a 1999 silverado and installed it into my 03 yukon. I swapped the intake, manifolds, oil sender and the install went...

doing the swap and im almost ready to put it in but the "bolt" that stick out the side on the 80e for the shift selector is only about 3/4" long. ...

Thinking of sticking the TCI Outlaw Shifter in the truck for shits and giggles and because it looks freaking awesome. Anyone running a floor shifter...