Forum: Powertrain

what is the biggest(safest) bore u can go on a 6.0? what about the biggest stroke? longest rod?

I did an LS swap in a 82 c10 and i put a walbro255 intank fuel pump, and since i have a returnless fuel rail i put a vette reg/filter. well after a...

Took the bed off my truck to see if my fuel pump was good.... turned out to be ok and my fuel filter was clogged up pretty bad. Since the bed was off...

Had a ls1 swapped in the truck turns out a rod bearing is trashed. so probably the crank and rods also. I dont have time or the cash to build one. ...

Installed some DNA motoring longtubes yesterday, and have a lil problem. One of the plug wires is sparking off on one of the tubes. Theres a small...

Has anyone ran a TR old man cam? I was wondering much gain from it?

I swapped a 2005 5.3 into my 1972 Jimmy. I have a leak causing a lean bank 1 DTC. The leak is at the nipple that goes in the push loc fitting at the...

i have an 05 tahoe just built lq9 with l92 heads, 07 up escalade intake, 90mm tb,42lbers full bolt ons nelson tuned running my old cam 224 224 569...

I am finally ordering my nelson tune. My county has emissions, but the truck isn't um.... driven on the street. I want to have the rear 02s turned...

I'm thinking of doing a swap from a 5.3 to an lq9 6.0. But I was wondering if after I did the swap. All my components on my dash would still work. It...

I planning on swapping a LQ4 into my 97 Stepside Z-71 when I get my tax return next year and I'm trying to educate myself in the mean time. I want to...

I bought an electric fuel gauge. The sending unit is 1/8 npt male fitting... Inorder to mount this on the fuel rail I need a -4an female to 1/8 npt...

Does any one know if the 6.0 4L80e T-case is stronger than the LD 4L60e T-case? Just trying to decide what t-case to go with here??

Im looking to find a 6L out of the junk yard so i can start building it but i have no idea how to find out if it is a 6L truck was hopeing one of u...

Ok so i'm trying to figure out possible reasons my truck is running so rich. Its a 4.8L engine. i've done the following to it: 220/222 110lsa comp...

since the ly6 has the vvt cam etc and it needs to be deleted.....can i use the stock 4.8 cam(single bolt)and timing cover from the 4.8 and run it on...

I need help if anyone knows how to FIND TOP-DEAD-CENTER ON THE TIMING WHEEL if u have heads shaved at 100,000 the stock top dead center location is...

I know there are a lot of 4L60E post on here but here goes. What will cause my trans to slip in all gears under full throttle but shift perfect at...

Well the 4l60e gave out after 2000 miles on the new motor setup, didn't get to have fun with it really lol. Only 39k on trans with two full syn trans...

Guys, I want to lower the front of my truck some, and I keep seeing the V6 lowering springs, are these just springs out of a v6 truck? if so, it...