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  1. Jpscustoms

    Frame lengthing

    Kicking around the idea or taking my 06 crewcab shortbox and lengthing the frame to the longbox wheelbase. id like to achieve a goal of either ending up with a crewcab longbox single wheel or crewcab with 8foot flatbed and duals. I don't want to piece in a small section of fram and end up having...
  2. Jpscustoms

    3250 problems

    This thing is becoming a huge problem, it's acting like it won't disengage all the way, can hardly get it into reverse and its almost impossible to back up with out getting whiplash. I can shift better without using the clutch. Has about 8k on it at the most 4-5k towing. Any ideas? I believe...
  3. Jpscustoms

    Clutch issues

    Anyone use the southbend 3250 dual disk conversion clutch for zf6 and have issues of it fully realeasing? Tried new master and slave, have upgraded dodge master....it will,work once the first time you start up the truck after that its a pain to go from first to reverse and its creeps if you...
  4. Jpscustoms

    Towing question

    Would gov springs be to tight or loose? When towing having an issue with the rpms surge while accelerating from gear to gear till I get into 6th gear(od). Makes the truck start to jump and it very hard to control because more it starts to jump harder it is to keep pedal still. Haven't tried...
  5. Jpscustoms

    Fummins zf6 clutch ???

    I'm running a sb dual disk with dodge upgraded master cyl and the ford slave. Pedal pressure is harder than with stock ford hydros but with same problems as the last clutch with stock hydros. Engagement is very touchy and rough, the clutch doesn't engage till the very end of pedal travel and...
  6. Jpscustoms

    Blown oil cooler?

    How common is it for the oil coolers to go on these engines? Mine went, coolant take is full of nice brown Grease now!!! My good luck continues
  7. Jpscustoms

    Egt issue with my setup

    fresh rebuild, .030 pistons, 181/210 cam, 5x.012 sdx injectors, balanced/benched pump, stock dvs, 16.5 timing, he351cw ported gate over s472...damn thing runs great and spools awesome but egts when towing are crazy pull any kind of grade and it hit 1300-1400 instantly and cruises at...
  8. Jpscustoms

    tick on fresh rebuild!!!

    Due to my last disaster did full rebuild. I also installed a 181/210 cam, with new tappets, and push rods. lash set at 10int 18exh. I check piston to valve clearance #1 intake was .120 and exhaust was pretty close to the same cant remember exactly....from what I understand thats plenty of...
  9. Jpscustoms

    Moto metal rims and 35x13.5x17 nittos

    Looking to sell my black moto metal rims with 35x13.5x17 nitto terra grapplers, rims are in good condition only have back center caps which have peeling chrome oxidation. tires are 60%tread front and 70% rear. sell for $800 or trade for stock rims and tires for 400$
  10. Jpscustoms

    Used Fummins conversion clutch

    Selling a good used clutch for a cummins to zf6 6.0 style transmission. would be good for someone trying to do a budget build and get started. Has about 20k on it and only towed once in awhile. Never pulled or drag race with it. sb3200 dual disk 400$obo
  11. Jpscustoms

    Oil cooler

    new oil cooler 75$ shipped
  12. Jpscustoms

    Fluidamper

    I was going to use this On my rebuild but it doesn't work with my tach ring on my Fummins...Has some minor scratches from being bolted up once. This is for 94-98 cummins. 400$shipped
  13. Jpscustoms

    My fummins v3

    Been slowly getting this back together, rebuilt engine, twins, and new clutch. Heres some pics. MY oil primer!!!
  14. Jpscustoms

    Cam Gear

    Found this during my rebuild today, Anyone have a cam gear they dont want anymore??? This "KILLER B" cam really is living up to its name....Anyone want it? 100$ and shipping!!
  15. Jpscustoms

    AAM 11.5 VS Ford 10.5

    Im Thinking about putting a AAM 11.5 out of a 05 dodge into my Superduty, Plan is to modify dodge hubs to ford 8x170mm bolt pattern. My questions, is the 11.5 really that much stronger, (ive broken 3 10.5 pinions is why im asking) and do you think the strength of the modified hub would be...
  16. Jpscustoms

    12v diesel pros cam and hybrid turbo

    I have a diesel pros killer B cam, has 15k on it and will supply a new set of lifters for install if wanted. Also have an 35/40 hybrid with damage to turbine wheel, being sold as a core for rebuild. 300$ for cam and 400$ for cam/lifter make offer on turbo! Thanks Jason
  17. Jpscustoms

    Build Question????

    In the process of rebuilding my 12v for my Fummins. Build right now consists of o-ringed head, head studs, 5x.012s, 4gsk, 100plate, 16.5* timing, and HE351cw/s400....My question is, does a drop-in cam(doesn't need cut pistons) really make a noticeable difference on spool, egt drop and throttle...
  18. Jpscustoms

    Complete rebuild kit for a 12v

    Pistons, rings, bearings, upper and lower gasket kits, tappets, push rods, rebuild kit for an he351cw and vband clamp..and a set of 5x.012 injectors...that should do it! Thanks!
  19. Jpscustoms

    injector tip broke off......

  20. Jpscustoms

    s475 ???

    getting ready to build twins for my fummins, he351cw over s475. My question is how should i spec out my 475? I want quick spool and towing, im gunna fuel it with sdx 5x.012, ported head, and diesel pros killer b cam. So should i go with the 1.26 or 1.10 a/r and 83 or 88mm ind??
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