Cummins 4BT & Diesel Conversions Forums banner


  1. Hx-35

    General Classifieds
    I posted my HX-35 on craigslist. I am asking $250 + Shipping on the advertisement. To the 4BTSwap Forum $225.00 plus shipping. T_Swindler *** No pun intended "Swindler" is my last name, not what I do.***
  2. om603 fuel line

    Performance Discussion
    I've read that the fuel line in the w126 is insufficient and can cause insufficient flow and fuel vaporization. I believe I've deduced a solution, pressurize the line. I bought a mr gasket 105 gph pump capable of 14 psi with a regulator 4-14 psi. I also ordered the neccesary fittings, hoses...
  3. Ebay "genuine" HX30

    Performance Discussion
    Im looking at giving the 4bt in my 91 C1500 a rebuild as its burning oil pretty bad right now. I think the engine is at around 500,000 miles. While im at it I want to do some performance mods. On the list right now is a denny t stage 1 fuel pin and maybe some power driven diesel injectors. Im...
  4. 4bt turbo. Hx35 super? Heard of it?

    Cummins into Fords
    So I was scrolling through the internet and I found an hx35super. I never heard of one. How well would this be on a 4bt. It's supposedly has a 8cm exhaust housing...
  5. Best quick spooling turbo set up for 4bt TJ

    General Discussion
    I want to swap a 4bt into my Jeep TJ and Im looking to find a turbo set up that will spool fast so I have boost right off idle but also allow me to cruise at 60-65. I was thinking of doing a parallel set up so the boost is load is split but I am not sure if it is possible or what turbos I would...
  6. Super HX30W

    Want to Buy
    I want one!! please help.
  7. Holset Baby H1C for Sale

    General Classifieds
    I have I believe to be a used Holset baby H1C off a 1998 4BT CPL 594. There is no waste gate, looks like it was removed. I don't know what the history is. It looks like it was rebuilt at some point. There is some end play, but hardly any radial play. Let me know if you have any questions. Asking...
  8. Fake or Genuine Holset?

    Isuzu 4BD1T/2T
    Hey guys, I was looking at buying a Holset He221w and want to be sure it a genuine holset before I go through with the purchase. I have read though the document on identifying frauds by Holset found here What do you guys...
  9. Modifying a detroit NA blower for use with turbo

    Detroit, Perkins, Caterpillar
    hey guys, getting a turbo next weekend for my na 353 and wondered what do i need to do to my blower rotors so as not to destroy my blower. thanks for any info you have.
  10. WTB : Holset HE221w 6 cm turbo or Volvo TD04HL-16T with straight flange in 6cm

    Want to Buy
    Hello, I am looking for a turbo for my project. As the tittle says I am looking for either a Holset HE221W in 6cm or a Volvo TD04HL-16t / TD04HL-18T straight exhaust in 6cm. If you have one for sale or happen to come across one for sale please send me a PM. Thanks!
  11. WTB Holset HE221W Turbo

    Want to Buy
    Hello, I am looking for a He221w Turbo that is in good condition with a smaller turbine housing (maybe the 6cm). Let me know what you have, the condition and asking price. Thanks!
  12. SOLD!!! Holset He221w

    General Classifieds
    I have a new Holset HE221w turbo. Never installed. I bought for a project I lost in a shop fire. Has minor defect on the cold air outlet that should not effect anything. I also have a hose adapter for the same outlet. Price $400 for all, plus shipping.
  13. Clocking a Holset HX25

    General Discussion
    Hey guys, I have a holset Hx25 (non waste gate) that is configured for top mount and i have a rear bottom mount manifold. I already tried to flip the manifold (making it a front top mount manifold) but there is not enough clearance on my engine bay and im about to raise the engine another 2...
  14. Turbo for 4BT that'll work for mygas V6. Possible?

    Other Engine Swaps
    Hey guys, I'm piecing my 4bt swap for my 03 dakota V6. My question is. Is there a turbo for the 4bt that I could use for now on my gasser till it blows up? Thx,
  15. Turbo Upgrade from HX-30

    Performance Discussion
    Hi, so I'm a novice with this performance type of work so excuse any mistakes I might be making and let me know. I have a 4bt in a jeep yj that I went through this winter. It was in pretty rough shape (out of a bread truck), had everything sent out to get machined and am starting the rebuild...
  16. Range Rover + 4BD1T (P38 HSE 1996)

    Buildup Showcase Threads - All Engines, Vehicles
    I know some people don't get out much on this forum and explore the sub forums, There are allot of Cummins 4bt fans here, I like them too. Don't forget about the Isuzu 4bd1t its a also a 3.9 direct injection 4cyl turbo. like cousins Im swapping mine into a 1996 Range Rover HSE. Check out...
  17. Would like to buy a 12cm turbine housing for my H1C

    Want to Buy
    As the title says, just pm me with what you have and how much you are asking. It would be shipped to Wichita KS. I will do paypal.
  18. New injectors and 4 BT spare parts

    General Classifieds
    H1C it worked great and does have a good bit of play but not hitting and very usable or rebuild-able. It has a 3 in intake. 125 Fluid dampened motor mounts 100 90 deg angled intake neck 60 stock intake tube with the rubber ends 50 stock intake cover plate 30 stock bottom rear dump...
  19. Diesel swap newbie

    Volkswagen Diesels
    I'm brand new to this community and have no knowledge whatsoever on this topic. so, thanks in advance for any replies! I'm looking into running an s series Chevrolet or GMC truck with a diesel swap. I've heard good things about the VW diesel that was designed for the rabbit and that some...
  20. HY35 w/Wastegate J-Hook and Bracket And everything else to make it work! manifold,ect

    General Classifieds
    HY35 - 2001 Dodge Automatic HY 35 -42,000 When removed for Larger Unit -Shaftplay is minimal. -Wheels in great shape. -Includes J hook and bracket that mounts on the oil cooler bolt holes. -Can include feed line with 2 hours runtime and return if wanted -3" V band outlet Tig'ed to outlet flange...