Forum: Powertrain

I just got a cam, 220/222 .581/.581 114 lsa. Comp recomends I get push rod PN: 7955-16. They're stock length. Is it really necessary for me to spend...

I upgraded my rear gears to a 410 from a 342 in my silverado 01. My abs and brake light keep coming on even after I tuned the truck with my...

dont know if i killed it yet but last night was playin in a corn field and bean fields chasin deer and was blowin a donut and lost first third and...

I have a friend who has a obs suburban with a 454 & a 4L80E. He went to put his truck in reverse yesterday & it wont engage. He said its like putting...

As some of you may have already known or suspect I am no longer with Finish Line Transmissions. I was let go from FLT the day before Thanksgiving...

looking into getting rearend for 05 z71. having prob with original unit (3.42 ratio locker) . what would yall recommend as far as typr of locker...

So Im needing a 2wd Output shaft for my 4wd 4l60e that Im converting to 2wd. Does anyone have a new one or know where to get one? I found one for a...

I destroyed the 4l60e. The local trans shop (very good technicians but not experienced in this conversion) installed a 4l80e from Coan trans. ...

i got an 05 gmc sierra z71 with 85K miles and was wondering if i am having problems with my Tq Converter. when its cold it takes about 3 miles of...

I question my 4L60E's true oil amount/level. If I remove the oil pan, how far down into the pan should the dipstick go? Its a stock 2001 F-Body...

I have a 2000 2500 truck with the 6.0 engine. I recently picked up a 2004 LQ4 engine with 50k miles for a good price. Will this newer engine be a...

What exactly gives the LQ9 its higher CR? Different pistons, different head?

Given the following cam .224/.220 - .535/.535 - 116+4 What does the "+4" indicate?

can you run 15" wheels up front on our trucks? an 01 silverado more specifically.....

after my truck went over 100k miles the tranny messed up and wouldnt go into over drive. so i got it rebuilt and its done awesome until this weekend....

I have a 2000 silverado with the 5.3 im going to rebuild. What are some good cheap heads that can be lightly worked and make good power with ? Ive...

i bought a vette servo for my 98 z71 and sold it and got a 05 gmc sierra 1500 z71 and was making sure that it still had the 4l60e, also wanted to...

I ugraded to an TBSS alt a couple years ago, had to put the belt on before the alt bolts, not enough slack in the tensioner, it worked fine, now i...

Let me start off by saying I don't work for them or have any group affiliation to them I'm just a very happy customer. A little over a yr ago I...

Was going to go with a LY6 and swap it in but i dont realy have the time as im deploying after xmas. I got a 5.3 block here im gonna do a quick over...