Forum: Powertrain

i looking into get weiland mainfold some headers and a tune. would this hop me up a bit i hav a 04 ext, cab sierra 5.3L

I posted my question on PT, and figured I'd also ask those with experiences (good or bad) with 4L60Es. I know the end play on the input shaft should...

does anyone know any mod's available for this. i know allen can get it 35 horse, but besides installing and exhaust system, what is everyone doing to...

can you guys give me some feedback on some dyno proven number's. i've heard good things about outlaw, but this would be for the 2007 denali, which i...

I have just gotten my a/c going. New compressor, new orifice tube, new dryer. System was flushed and charged, and it cools great, but the...

Needless to say oil in the pipes again:mad:. This time I turned off the motor when the alarm sounded. Luckily I was 3 blocks from home so my dad...

I mean manual transmission to a automatic transmission I've been lookn at a lq4 and a 4l80 out of 02 hd silverado and was wondering if i would...

do you get good power numbers out of these compared to stock? Will these headers void the warranty? why does it seem like everyone is using these...

What's the deal here, I see all sorts of different opinions/methods for the torque of it. What's the FSM say for the torque + stretch procedure? ...

just installed a used ac system, flushed everything out pulled vaccum started charing unit, the problem i am having is i have high pressure on low...

Okay I tried to search, but I didn't find anything I liked. I need a cam selection for my 408. I am going to run NA for a year or so, and then I...

New heart for the transplant ordered Friday, should be here this week!! I am thinking about changing my plates to read: STROKR STRKER GR8 408...

i have an 05 rcsb. 4.3L v6 what kind of cam would you guys reccomend?

so im not mechanically retarted or anything. but one of the few things ive always been confused about on my truck is when you say you have a 14 bolt...

Found a major problem with my rockers!!! My question is.....Are the 4.8 rockers the same as the ls1 rockers??? they visually look the...

I was under the 2007 Classic for the first time yesterday after 5500 miles and noticed something I've never seen before, a harmonic balancer mounted...

how long would it take to R and R the converter and install the corvette Servo. can the stall be done with the trans in the vehicle, or do you have...

I borrowed a book from a guy at my work (Title: How to Build High Performance Chevy LS1/LS6 V-8's - Modifying and Tuning Gen lll Engines for GM Cars...

Wondering if anyone has experienced this problem with ABS.. My 2000 Silverado xcab 4x4's ABS engages whenever I'm slowing to a stop (i.e. 10 ->...