Forum: Powertrain

I'm about to put some longtubes and ory on my yukon and noticed that two of the manifold bolts on the driverside are broken off I don't know if its...

It's a stock 5.3L 155,000 miles, it's seen a little juice now and then(75 Shot). Figured since thses engines run good despite mileage I might do...

i have two different flex plates, 1. 02 LQ9 from escalade has 3 converter bolt holes. 2. 02 LQ4 chevy 2500 with 6 converter bolt holes and a...

I have a 1967 Chevy Truck Short-wide bed with an Corvette Ls1 Engine and Tranny conversion and I'm looking for someone that has done a similar AWD...

I just finished rebuilding my 4L80E, installed all new alto red eagle clutches and band with a Transgo HD2. I installed it in my truck and found that...

Well, seeing as I've done SOME bolt-ons already, I want to work on the transmission. I've already made up my mind with a Torque Converter from...

i read a lot about new cams but hardly anyone mentions getting new lifters. does everyone just re-use their lifters?

what do I need to do to make My mp3023 t case work with a 4l80e swap its a 08 vmax 1500 4X4 I read redheartbeats swap but couldnt figured enything...

I am replacing the cylinder heads on my 05 silverado. Probably has the cracked castech head. Do I need to pull the valley cover and look for coolant...

we put the new fuel pump in last night.. fuel pressure reads 80 psi thinkin thats too high lol so....... anyone know 1) how much pressure the...

cam swap time is coming up and since the 5.3 has 110k on it and im there whats the best budget minded timing chain set? power goals for this motor...

so, I got the motor installed last weekend. 15k mile old LQ9 from an escalade that has been sitting up for a few years. apparently it was hurt when i...

I'm trying to figure out what length pushrods to use and I wanted some opinions on the method I'm planning to use. I figure I'll take a micrometer to...

hello all. new to this forum. i have an 05 silverado with the 5.3l engine in it. it has the dreaded cracked castech heads in it according to the...

Looking to order supplies to build my new fuel and transmission lines for my 5.3L swap in my 93 C1500. I thought about having some lines made by...

I've often wondered if this would work for someone wanting to do a cheap pressure reg. Buy a Corvette fuel filter like we usually use for a...

Well guys plain and simple im just not familiar with these new 6 speed auto trannys like the one in my new truck, like i was the 60e in my 06. does...

Got a stock crank with stock ls cracked cap rods with arp 2000 rod bolts and floating wrist pins. going to be getting stock style lq9 flat top...

Last week when I wanted to start my truck and it didn't fire up. Got a hammer hit the tank and wala it fired right up. Today it did it again and...

I'm finishing up my work truck swap and I have a question. Since I'm using a Tahoe/Blazer tank that mounts where the spare tire usually goes I have...