Aug 17, 2024 · LB7: Looking for a stock and a tow tune. strokerz Nov 21, 2019 Replies 10 Views 3K Nov 26, 2019

Sep 18, 2024 · Lb7 Oil Level Switch - Struggling with Pin 70 2002holding Mar 3, 2025 Replies 3 Views 362 Mar 4, 2025

Feb 5, 2021 · Thinking about long-term plans for my truck (2003 CCSB 4x4 LB7). Let's say the goal is 600 rwhp (or enough to run 7.99 in full street trim in a 7000 pound truck) and to be as reliable as …

Sep 15, 2024 · Recently bought a wrecked lb7 for dirt cheap from a friend. Pulled the motor, stripped it to the block and sent it to the machine shop to be hot tanked, honed and new cam bearings. In the …

Oct 17, 2011 · What year is your truck? Sounds like a LB7, they have the most problems with fuel in oil. If it is a LB7 more likey it's injectors. I have never heard of the cp3 putting fuel in the engine oil but it …

Oct 12, 2012 · Does anyone know what the fuel rail pressure should be at idle?

Dec 28, 2013 · First time diesel owner. 2002 Duromax LB7, MPG dropped from 18 to 10, Oil pressure dropped = major fuel in crankcase. Pulled oil fill and no leak out of the CP3 so I have to assume …

Jul 3, 2015 · Been fighting a oil dilution problem for a while now and it keeps getting harder to find the leak.No return or injector leaks visible with covers off and idling at 160mpa so I added dye and …

Mar 25, 2016 · Are you getting a MAP or boost pressure sensor? They look the same, but are different. Theres the MAP sensor over on the drivers side of the engine down under the engine bale …

Apr 21, 2013 · Back in December I was lucky enough to join the cracked piston club. About a month ago i picked up an 8,000 mile LB7 long block. Got it running this past Sunday. Drove it all week with no …