Cummins 4BT & Diesel Conversions Forums banner


  1. TH400 w/ Torque Converter, 4BT to Chevrolet adapter

    General Classifieds
    TH400 and torque converter $400 plus shipping. Cummins to Chevrolet Adapter: $300 plus shipping Located in Tyler, TX.
  2. Anyone running a stock Torque Converter in a TH400 transmission (4BT)

    Transmission, Adapter, Transfercase Discussion
    Hi, Earlier I was asking where I can get my mits on a 1300 rpm stall converter for a TH400. I suppose I should also be asking "do I really need one" ??? Is anyone running a stock 1800rpm stall converter with their TH400 transmission and a 4BT ? If so, how is it working out.? If I can use the...
  3. Low stall torque converter - TH400 - 4BT

    Transmission, Adapter, Transfercase Discussion
    Hi All, I am in the process of modifying my 1994 YJ Jeep to accept a 4BT / TH400 combination. I understand that the typical stock TH400 torque converter stalls around 1800-2000 rpm. In various threads TH400 users have stated that a lower stall speed is desired for the 4BT. The rule of thumb I...
  4. 4BD1T in 1994 Chevy Blazer

    Isuzu 4BD1T/2T
    New to the forum, but I've owned a 4BD1T for years. Right now it sits in a 1969 Chevy 2WD truck, and with a growing family I'm looking to put the engine into a 1994 Chevy Blazer. If anyone has done this swap I'd love some advise and tips. Thanks
  5. Transmission Choices

    Transmission, Adapter, Transfercase Discussion
    I have a 1988 Bronco 2 on a full size bronco frame with a 4bt engine. I bought this rig partially put together, and slowly fixing it up and using it as an around town car right now. The problem is it's got a 2wd th400 transmission in it and I want to convert it to 4wd. I could get an adapter...
  6. '84 6.2 th400 Suburban- 4bt and nv4500 swap

    Transmission, Adapter, Transfercase Discussion
    I just purchased a 1984 Suburban 3/4 ton 4x4 6.2 diesel with a th400 transmission. I have an early model 4bt (1992 possibly older). My goal with this swap is to mate the engine with an nv4500 and hook it all up in the 'burb. Auto to manual. What is my best bet to complete this swap? For...
  7. WTB Ford small block flywheel and starter spacer.

    Want to Buy
    Looking to buy or trade for a Cummins to Ford trans small block flywheel and starter spacer. I have a slanted Chevy adapter and TH400 trans willing to trade.
  8. 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...
  9. 2000 f150 4x4 Lariat- Swap to 4bt with TH400 Tranny

    Cummins into Fords
    Purchased a 2000 F150 4x4 Lariat yesterday for $1300. It is in decent shape and i bought this truck today knowing that the eninge would not start. Previous owner blew engine, purchased one from auto salvage yard, would not start, salvage yard bought it from them. The starter clicks, but no go...
  10. 1991 F150 XLT 4BTA Swap with Turbo 400 tranny

    Cummins into Fords
    I have made the call. I am going with the 91 f150 ($600) and the 4BT/TH400 (3200 minus scrap as soon as aluminum goes back up). I got it all cut up today. i have it to a point where i can just unbold motor/tranny and pull it out. I have to get the F150 in the shop to get teh 302 and Auto Trans...
  11. 4BT TH 400 Transmission

    Transmission, Adapter, Transfercase Discussion
    I am soon starting a new project with 4BT, and I am tring to figure out what TH400 Transmission people are using with there motors. I know they need vacuum to shift but I've heard there are some that work off of a cable hooked to the throttle to sense when to shift, Where can i get one of these...
  12. 4BT Goodies For Sale on eBay!

    General Classifieds
    3 Auctions, here's the links! Bid if interested! Thanks Cummins to GM Adapter Kit GM/Chevy TH400 Transmission...
  13. TH 400 4 sale

    General Classifieds
    I have a TH 400 rebuilt by Inland Truck Parts in July of 97 with aproximately 80K miles. I have transmission, flex plate, tourque converter, adapter plate, and starter.