Forum: Powertrain

So maybe its different on newer more computer controlled vehicles, but when I looked for a converter for my car, I did some research and everywhere I...

how does a truck with a return less fuel system regulat its fuel pressure i wanna swap intakes on my 06 chevy for a edelbrock pro flow and need to no...

Just curious here, but what heads would one use to get about 9.5:1 CR on an LS1? 317's maybe? And what is the stock CR on an LS1?

I've got an '07 suburban 4x4 with the 5.3l, 4l60E and 3.73 gears. I tow trailers often with it and don't get too heavy with them. I plan on having...

can anyone tell me if i can use pistons for older 350 chevy's in a vortec block? i know the valve relief's may be off a little, but if you can use...

ok guys im askin for recomendations on 408 builders.. im in IL, so shipping has to be something the builder would be willing to do.. so chime in....

Putting the crankshaft back in the block and starting general putting it together. All i have found is Crankshaft Bearing Cap Bolts (Inner...

I want to swap out my v6 for a v8. What choices do I have when it comes to an LS-1 engine? Can i use an aluminum block 5.7 and make it work? I know...

Who is running Prc stg 2.5 5.3 heads on there 5.3's? I just bought a set and I'll be getting the put on soon. I just wanna know what you guys think...

I can't figure out how to disconnect the cruise control cable from the throttle body. Does anyone know the trick? Is there a site that shows how...

hey guys for a few months now, ive been trying to figure this out. i floor it from a stop.. and i can feel clunkclucnklucnklucnk.. i let off the...

I may have a dying 4.8L on my hands. It's throwing misfire codes on startup and has an intermitent miss under normal driving conditions. It has a...

Started pulling apart my rear diff today because of bad spider gears. I had to order them and they wont be here until Wed, but my problem is the...

Ive been having trouble with my lock up during normal driving. Before I had the tb stall it was not that noticable, but now with the new stall, it is...

Anyone?

Okay im pretty mechanicly inclined but enough to get me in trouble lol so this might be a stupid question but i have a 4L65E, what kind of filter do...

My daily driver 2000 Silverado 5.3 engine with 131000 miles is slowly loosing coolant from the tank. The oil fill tube has coolant colored emulsidied...

I've got a 2004 Silverado 1500 with the 5.3L V8 engine and around 85,000 miles. I've noticed over the past couple weeks that my coolant level...

ok guys i myself am now on my 3rd rebuld from these people, taken it back 5 times for shifting problems,and am now again left stranded due to...

I know the man differences are always very clear larger stronger(also heavier) suspension and drive train. So is there a big difference in body or...