4.0 ohv | Ford Explorer - Ford Ranger Forums - Serious Explorations
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4.0 ohv

  1. D

    Starting an engine swap. Need advice/tips from those that have done it… also doing a rebuild on the old motor for an eventual turbo set up for fun.

    Good more morning peeps. I used the search function to help find results but I keep finding ohv to sohc and sohc to ohv information. I have a 2000 explorer sport with a 5 speed 4x4 it’s a sweet little truck. Sold it to my brother in law and he blew the motor and ragged it out. I got the truck...
  2. K

    4.0 OHV V6 light performance "optimization" build

    Looking for any advice on a build I'm looking to do. My rangers stock 4.0 is getting pretty worn out at almost 250k miles. I'm looking to get a junkyard engine and rebuild it in my spare time (I work a full time job as a engine machinist so i have access to the equipment) I'm mainly looking to...
  3. A

    External Oil Leak from Head?

    Hey guys. To start I've guy a 98 OHV that's leaking a good amount of oil. Constant drip at running pretty much. Dripping from the mating between Engine and Transmission. I had believed it was all from the Rear main and replaced that months ago (horrible job to do alone). That helped the leak a...
  4. R

    Intake gaskets or starter?

    Hey everyone my weird starting problem when cold has unfortunately returned I have a 1993 Ford Explorer XLT with the 4.0 OHV, new iac valve new fuel pump and filter cleaned the maf sensor, after replacing the fuel pump this problem went away for a week and now it's back it turns over just fine...
  5. R

    Charcoal canister vacuum leak?

    Hi everyone I'm missing one cap on my charcoal canister in my 1993 Ford Explorer XLT 4.0 I hear that this cap being missing could cause my idle to fluctuate I currently have it taped up with black tape therses still one last vacuum leak and wondering if this could be causing it?, side note I...
  6. F

    Major Power Issues

    Hello everyone, So to kinda help more here's my explorer and the events that happened. I have a 94' Explorer Xlt With the 4.0 OHV. It's a solid front 4x4, Automatic with the sad A4LD, (Got like a 2.5" lift with 33"s and a remote start from previous owner *kinda shoty job*). But here recently...
  7. MM.4x4.Explorer


    Hello! I Made my account here on EF For a few years now, I've responded to a few threads here and there, but I finally did the Elite Explorer deal (2 for 1) this last November, and I'm Glad I did! (Especially Now!) Ever since I was little, I loved our families 97 2 door Explorer we bought in...
  8. R

    HELP!!! Rain water is leaking into my 1993 Ford Explorer

    Hey everyone I have a 1993 Ford explorer xlt that leaks rain water in the passenger floor bourd and the headliner all around the windshield gets wet and the sunroof and the too back cargo glass windows leak so basically everything that I can think of is leaking and it gets soaked every time it...
  9. R

    Help!!! Sweet smelling exhaust on first gen Ford explorer

    Hey everyone! I've bought a 1993 Ford explorer and noticed that the exhaust smells pretty sweet I don't know why it's like that I feared that it was a head gasket related problem at first but it doesn't use a drop of coolant and there's no other indication for a head gasket besides the fact that...
  10. R

    First gen Ford explorer temperature gauge fluctuations

    Ok.. so I just bought a 1993 Ford explorer xlt the temperature gauge goes up too normal after a about 2 miles of driving but then it quickly comes back down to cold but after a few more miles it gets up to almost on the red side of the gauge and comes back down to normal temperature but then...
  11. S

    cracked heads are off, can I save my bottom end?

    Hey y'all, newbie here who just got his first explorer, 98 explorer sport, 4.0L OHV, 2WD, 5MT, 105,000 original miles. Picked it up for scrap cost from a friend because it had overheated and would idle okay but was almost impossible to drive. I've been trolling the forums to learn about this...
  12. C

    Loss of power when warm

    So I have a 96 explorer xlt 4.0 ohv and can't seem to figure out what is wrong with this truck. You can be driving along for about 20 minutes and when it gets warm it's like the truck doesn't advance in timing; won't go past 20mph uphill. I have replaced fuel pump, fuel filter, fuel injectors...
  13. S

    1997 4.0L V6 OHV Shakes my whole suv

    When i am driving and i come to a stop my Explorer shakes super hard, it's idling rough. I don't know why, anybody have any ideas. I like to fix everything myself and i have big plans for this car. If i can get it to run nicely im gonna keep the original engine. I was thinking about swapping the...
  14. K

    98 Explorer 4.0 OHV Can't find the misfire! PLEASE HELP!

    1998 Explorer Sport 4x4 104,000 miles 4.0 OHV 5 Speed Automatic I've had a problem with a serious misfire that randomly started a few weeks ago.There are NO codes or CEL Truck starts fine and idles good, I can accelerate at grandpa speed and all is good. As soon as I open the throttle 50% or...
  15. A

    Quick Question Post

    Hey guys I've briefly done some search on this topic, but I'm not finding any posts with direct answers. So. I believe I've got a valve cover leak and plan to fix that coming soon and would like to make sure it doesn't leak again anytime soon. I don't have the valve cover torque spreaders, are...
  16. S

    No Start Please Help 4.0 OHV

    I've been dealing with these issues for going on two months now. The problems originally started when I was getting excessive EGR flow. I replaced the valve the sensor and the solenoid. The car always started just ran really rough. After I changed the parts the car refuses to start at all, just...
  17. S

    bbk 66mm help

    Whats up guys, just have a quick question. I have a flowmaster 10(super loud), and k&n oversized filter that deletes the box. I'm wondering if the bbk 66mm is worth getting. I also wonder that if I do get it, should I get a tune and what programmer/chip would work best? if your wondering its the...
  18. A

    New Toy

    I just aquired a 1997 Ford Explorer Sport XL manual 4.0 OHV with 135,000 miles for $700! Sounds like a good deal right?! Well after we got it up in the air I found it was road hard and put away wet. Here in Nevada we dont have that many rust issues but we have knucklehead teenagers issues. After...
  19. 0

    For Sale 2000 4.0 ohv 136,x.. miles ran great before parked.

    delete sold already
  20. C

    Shift Light?

    Since I've installed my new Kenwood system, with bluetooth to my phone, I sometimes forget to change gears when I should... LOL! I like it loud sometimes, and don't hear my RPM's...Anyway, I was thinking about installing a Shift Light to help with the boneheadedness...If thats a thing... Where...
  21. S

    96 Explorer 4.0 OHV temp gauge stuck on cold. HELP!

    Hey so I have a 96 XLT with the OHV, my dad tells me we've had this problem for years, and I just got the Explorer from my Grandpa because she passed away. No matter how long I warm it up for or drive for the gauge stays between the little c and the bottom line and will never go above it. I know...
  22. A

    Axum's Red '97 Explorer Sport

    So here's my Explorer. It's not technically my first car, but it's the first one I ever owned AND drove. I don't plan on doing a whole lot to it, I pretty much fell in love with it the moment I saw it. Plan on trying to keep it running as long as I possibly can. 1997 Explorer Sport Engine: 4.0L...
  23. F

    Broke intake stud/bolt

    Hey everyone, I am in the process of cleaning/ replacing intake gaskets on my 94 explorer with the 4.0 OHV. While taking the fuel rail off I broke an intake stud. Is there some website where i can buy a new one/ set? or is my best bet to go to a pull a part and get one? Thanks much.. Justin
  24. red.EDDIE.4x4

    Piston Ring gap (4.0 ohv)

    so my engine build has been truckin along just fine so far. got everything in and started to assemble the motor when it hit me....what should the piston ring gap be? i bored it to 3.992 (.050 over) and have keith black aluminum pistons in it. but what should i do about the gap? do i go with a...
  25. E

    4.0 OHV Engine Mounts

    Used motor seems to vibrate more then the old one..... Any particular order they(motor mounts) need to be tightened? Any particular issues I should look for? Seems like the passenger side front was off, wrong angle...