Forum: Powertrain

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...

I installed a huge 10 row transmission cooler on my truck a week ago after cooking my fluid after 12,000 miles with the new converter making more...

Im sure this has been asked many times before and sorry for repost... But what are they? does it have to go back to the tb cause im doing a swap and...

My truck seems to lose power and stay in first gear too long and it struggles to get to the upper rpms. The SES light flashes after I hear pinging...

I may have found an LS1 shortblock I can drop in my truck but I want to know if I can use the 862 heads from my 4.8 on the LS1. Also, what will the...

i know this is been discussed before.i searched it but couldn't find what i was looking for.what all do i need to convert it to return style and...

Ok so I've got a 99 2500 4x4 ec lb. Its got 373 gears the 4l80e trans and 285 70 16 tires. In the last two weeks I installed ls2 heads, comp 222 224...

Anyone watch this today? Ian had some good hints but boy did he have some bad info to go with it. 90 PSI fuel pressure regulator in a Corvette...