Jul 13, 2013 · My setup has 4bt/nv4500/4.10 gears 33 inch tall mud grip bf Goodrich tires. Next week I am regearing to 3,73 gears and I am hoping for a 26 mpg average after this upgrade.

Oct 28, 2022 · 300hp from a 4BT with a single turbo has always been a bit of a mirage. Sure you can do it with a dyno queen, but can you do it with driveability? I ran through the 250hp power …

Jan 27, 2010 · 4BT Manuals Cummins 4BT Service Manual (85.7 MB) Cummins 4BT Owners Manual (17 MB) Cummins 4BT Parts Catalog (23.4 MB) Cylinder Head Capscrew Torque …

May 13, 2021 · The absolute worst 4BT shaker I ever witnessed was one just like you described- One dodge mid-mount and then something completely different other side. It was like the …

Sep 1, 2011 · Thanks to a good Chevy gearhead parts guy's advice I removed the guts from a stock Chevy hi output alternator and stuffed them in my 4bt alternator case & clocked it to …

Oct 14, 2021 · Hi, I have a 4bt I am overhauling and planning to produce 400 or more hp with it. I will list all the scopes of my engine below and what I currently have. I am needing help on …

Oct 6, 2014 · A forum community dedicated to Cummins 4BT Diesel owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, engine swaps, …

Feb 4, 2008 · A forum community dedicated to Cummins 4BT Diesel owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, engine swaps, …

Dec 25, 2024 · Charles, yes on the 4BT p7100’s using the 5x10’s also as that was in the later years , as well as the 6bt’s p7100’s but only the early 4BT & 6BT’s non-inter cooled VE …

Feb 10, 2010 · The 4BT can also be found in Case Backhoes,stationary pumps, generators, and is an option engine when buying some brands of tele-handlers (extending forklift). I know of a …