Cummins 4BT & Diesel Conversions Forums banner


  1. Here's a swap for ya...

    General Discussion
    Check this out. I may or may not be looking to get rid of this thing. It's a 1977 G30, shorty, 4x4 conversion (Pathfinder most likely, although one of the front locking hubs says "Darvan" on it). 14bolt rear, 'heavy duty' Dana 44 front (ford style, low pinion, driver side drop). It also has the...
  2. 1993 GMC K3500 4L80 wiring

    Cummins 6BT / 5.9 Conversions
    Hi all Looking at keeping my freshly rebuilt 4L80 in my 93 dually for my 6BT swap, the truck was a 6.5 originally and was the last year for a mechanical pump i believe? What inputs do I need to keep to give the computer so my trans still shifts? I've read some places it just needs RPM, throttle...
  3. 12V Cummins 1984 Chevy

    Cummins 6BT / 5.9 Conversions
    I have a 1997 12V Cummins that I plan on swapping into my 1984 Chevy K10 original diesel short box. Has anyone done this conversion before? Any advice would be helpful. Thank you.
  4. Wanted 4BT Steering Pump Assembly

    Want to Buy
    I have a 1989 4BT out of a bread truck and need to buy a working hydraulic steering pump with its gear attached. My pump is making screeching noise and I think the pressed fit gear is free spinning and not gripping. I can buy the pump local but I cannot get the gear to seat properly all the way...
  5. 6BT fan reposition questions.

    Cummins 6BT / 5.9 Conversions
    Hello, I have fitted a 6BT into my 1940s Diamond T 969 and have problems with fan-to-shroud alignment. The fan is 3/8" too low and 1 1/4" too far to the right. I have a mount/hub that bolts to the front of the head and one that bolts to the block, beside the timing cover. It is not an option...
  6. Cummins Parts: Dampner, Oil Pan, Mounts, Valve Kit

    General Classifieds
    Cummins Parts for sale: Crank Dampner Part #3918999 (from 6bt in Ford truck) - $75 4bt Oil Pan; has dent in front and place on sump where bolt was rubbing (but not through); scratched and dirty but didn't leak - $40 4bt Motor Mounts - GM Bread truck style; upper and lower steel parts only...
  7. SOLD!!! P7100 Conversion

    General Classifieds
    P7100 Injection Pump from a 1994 Cummins 6BT. 190HP Pump Includes: Pump, Gear, Timing Gear Case, Cover, Injectors, Lines, Lift Pump, and all hardware. $1000 - NO TRADES Located in Columbus, IN Local Pick up or buyer pays shipping. Call or Text 937-six two one-0877
  8. 6BT mechanical cable drive for tacho . . . . . . seriously!

    Cummins 6BT / 5.9 Conversions
    Yes, seriously, I want to drive a mechanical tacho off my 6BT. It is in a 70 year old truck and I want to use the original tacho if I can. I don't think I could tolerate a dash full of original gauges with a single modern unit looking like a wart on a nose. Did very early 6BTs have a take-off...
  9. 12 Valve cummins modular zf5-470 trans Flyhwheel

    Transmission, Adapter, Transfercase Discussion
    So I have a 1999 F250 CC V10 it has a S5-47M Gas Units for a transmission and I have an adapter plate which is the same pattern as the T19. So I have the adapter plate figured out, but that is about it. I am looking to see if anyone knows of a flywheel to stick behind the cummins that will fit...
  10. 6bt with ford f150 300 I6 motor mounts

    Cummins 6BT / 5.9 Conversions
    I spent my lunch looking for information and I've run out of time. Are the mounting points the same for a 4bt and a 6bt? Are they dimensionally the same from the back of the engine to the mount? I have an f150 with the 300 I6 motor mounts and I want to know if I will need to modify them to get...
  11. 6BT Powered 1974 Firebird 4x4 Edition

    Buildup Showcase Threads - All Engines, Vehicles
    The concept is a diesel firebird that sits about 4-6" higher than factory on 31-33" tires with 4 wheel drive. All this while maintaining a professional clean look like the 74 Plymouth Satellite with a 4BT on these forums. I have a 1974 Firebird Esprit I picked up about 5 years ago as a project...
  12. Jonesy's Diesel Conversions Ridgefield WA USA

    Vendor Showcase
    Jonesy’s Inc. is an award winning custom automotive restoration and fabrication business located in Ridgefield, WA USA. Our primary business is custom auto restoration and fabrication. We do diesel conversions too and are interested in speaking with you about your diesel conversion project. Our...
  13. 4bt alternator bracket questions "help please"

    General Discussion
    "this is my view for clearance" i can always route the intercooler pipe different if the cummins alt and bracket get in the way my 4bt first snapped the alternator bracket bolt, i replaced it, about a month went by and it snapped the bracket. My set is out of a chevy bread van so i have the...
  14. My 85 ford f 250 cng dedicated two 12 gge tanks

    CNG Dedicated Engines
    This is my 85 ford f 250 converted from the 6.9 diesel to cummins cng dedicated with the dodge nv4500 5 speed with ford transfer case. holset air compressor with two 3 gal air tanks
  15. TH400 From 2002 4BT with Adapter, starter, torque Convertor, FLex Plate

    General Classifieds
    I have a th400 out of a frito lay van. I drove it 10 hours from KY to MS with no problems. Shifts great. I am putting my 4bt in a 2000 F150 4x4 and cannot use the th400. I would consider a trade for a Dana 60 front end to go under my 69 f350 or an adapter plate for the f150 tranny or a...
  16. Power Steering and Hydraboost Help!!! 6bt 12 Valve

    Cummins 6BT / 5.9 Conversions
    Hello All, Newbie here! I am having the worst time trying to get my power steering / HB braking conversion to work on my vehicle. Vehicle: 1971 Dodge Power Wagon W300 4x4 Engine: Re-Powered in 1992 with a brand new Cummins 5.9; 12 Valve 6BT Motor Vehicle Never Originally Came with Power...
  17. Power Steering and Hydraboost Help!!! 6BT 12 Valve

    General Discussion
    Hello All, Newbie here! I am having the worst time trying to get my power steering / HB braking conversion to work on my vehicle. Vehicle: 1971 Dodge Power Wagon W300 4x4 Engine: Re-Powered in 1992 with a brand new Cummins 5.9; 12 Valve 6BT Motor Vehicle Never Originally Came with Power...
  18. 1947 Ford 6BT/Roadranger/DRW Slammed Chassis

    General Classifieds
    Some 'personal issues' came about........ long story short.... my entire project and associated parts (got I can't even count) go out the door for $6500..... 1947 Ford 1.5 ton 1 cab, 1 hood, 3 sets of fenders, 3 front grills (1 prestine mint a1a) Cummins 6BT P7100 MINT extremely lo miles and...
  19. WVO - FASS or Stock Pump???????? in a 4bt/6bt

    WVO / SVO / Biodiesel
    I've been running wvo in a 7.3 for about five years (60K miles) and on my 300d for about 6 months. I have DFA (now BFT) system on the stroker and love it. I have plant drive on the 300d and it is just as good, just requires a little brain power. i have a 4bt and now a 6bt. I am going to go with...
  20. (2) 6BT 12V engine / trans combos out of Dodge Rams

    General Classifieds
    I have two complete drivetrain setups out of Dodge Rams. 1996 5.9L Cummins, complete, all accessories, turbo, injection pump, wiring harness, computer, 47re (2wd), trans wiring harness, had 176K when pulled from wrecked truck - $3500 obo 1997 5.9L Cummins, complete, all accessories, turbo...