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  1. 4bt MPG myths - Cummins 4BT & Diesel Conversions Forums

    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.

  2. Stronger head bolts | Cummins 4BT & Diesel Conversions Forums

    Jan 1, 2025 · Power Driven Diesel 4BT Head Bolt Kit are a great economical option for mild to moderate builds. Head Bolts are class 12.9 fasteners with a...

  3. 4BT Conversion Parts for a Jeep Wrangler TJ

    Sep 1, 2010 · Does anyone know of a place that sells conversion parts to swap a Cummins 4BT into a Jeep Wrangler TJ? I am in the process of purchasing a bread truck with the 3.9 Cummins and I will …

  4. 4BT production years - Cummins 4BT & Diesel Conversions Forums

    Jul 27, 2016 · 4BT production years Jump to Latest 9.5K views 8 replies 6 participants last post by char1355 Jul 29, 2016 Ram Man 02 Discussion starter

  5. 400HP or more 4bt Build - Cummins 4BT & Diesel Conversions Forums

    Oct 13, 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 deciding on a few …

  6. 4bt Ve pump timing gear marks - Cummins 4BT & Diesel Conversions …

    Dec 17, 2013 · I bought a core 4bt that was taken apart so the previous owner could rebuild it. He lost interest and sold it to me and I had it rebuilt. My question is how to time the pump. I found out how to …

  7. Skid loader swap - Cummins 4BT & Diesel Conversions Forums

    Mar 5, 2021 · New to the group, just purchased a 2005 Newholland LS185B with a bad Iveco 334tm2 engine (threw a rod and destroyed the crank) well long story short those engines are almost …

  8. Case 4-390 - Cummins 4BT & Diesel Conversions Forums

    Dec 24, 2010 · Hey im new to this forum but have been working on and with diesels for years, i wanted to do a 4bt swap in my 94 Zj and recently came across this Case 4-390 from what i understand …

  9. Is a 4T-390 and 4BT the same engine?

    Nov 17, 2009 · Yes the 4T-390 is basically a 4BT with a CDC tag. I used to work on those swathers. The Case IH 8830/Hesston 8200 had a 4-390 or 4B and the Case IH 8840/Hesston 8400 had a 4T-390 or …

  10. Sensor locations - Cummins 4BT & Diesel Conversions Forums

    Oct 22, 2020 · Years ago I saw a pic on this site with all sensor locations on the 4BT. Anybody know where that pic is?