help

  1. U

    1966 289 build

    Hey all, I’m looking at building the 289 in my 1966 mustang. I’m planning on using AFR 165 heads, with the upgraded 8605 spring package. I’m planning on using a hydraulic roller cam which I haven’t decided on yet. I’m going to pull the block and send it to a machine ship to freshen it up and...
  2. S

    Misfire on Cylinder 5, thrown the whole parts store at it

    2002 Mustang 3.8 Automatic 198,564 Miles Current mods: MAC OffRoad H-Pipe, K&N CAI, MSD Wires I got a code for misfire on cylinder 5 (P0305) a month after rebuilding the upper end of the engine (had a blown head gasket). The car ran extremely smooth and got great gas mileage before the problem...
  3. J

    1998 Mustang GT Not Holding Power

    I have a 1998 GT 4.6L SOHC, i was on my way home from a concert and my belt was squealing and i was slowly losing power and it ended up dying, assuming it was the alternator cause that has been an issue in an older car, i got a new alternator, jumped the car and still no good, the car holds...
  4. M

    no spark or fuel pump priming swap ecu

    I bought a pimpxs second hand. I sent to them everything came back good. Im having problems. I had my a9p ecu in it everything worked till it started leaking and then not fuel pump. I got the pimpxs and everything. Check the jumpers there all in the right places. But when I install it in the...
  5. M

    Please Help, Experiencing Foxbody Issues

    I recently purchased a 1990 v8 5.0 GT mustang and the engine fluctuates from about 800rpm-2500rpm when in neutral, high idle. We replaced the o2 sensors, the EGR valve, cleaned the air filter, and replaced the air flow sensor. It now doesn't idle as high, fluctuating from around 750rpm-1500 rpm...
  6. B

    Engine Cylinder #8 header glowing red after rebuild?

    Hey all! I'm new here, and I'm sure its been spoke about but I have a 84 fox with a carbureted 87 5.0. I'm a little new to cars and just rebuilt the engine. Stock bottom end with TFS2 cam and gt40p heads. Upon the first start up, we let it run for a minute or so and noticed that the cylinder...
  7. Sonic

    What is the blue line's name and where should be connected (to five)

    Hi all, I'm trying to put back the upper intake but I got confused what i marked on the pic correct or not what is the correct way?
  8. opihinalu

    Engine What is this thing?

    attatched to the header closest to the front on the driver side. What is it?
  9. M

    Electrical Fuse E Blowing need help diagnosing

    Hi all, 1994 V6 Mustang, bone stock electronics. I was driving and the car completely shut off. On the side of the road I had a crank no start. After a tow home I see fuse E in the engine bay is blown and has continued to blow as soon as key is switched on. It controls - PCM - Fuel Pump - O2...
  10. Nick Bos

    Horn Contacts help I'm desperate

    I have a 1970 ford coupe with a stock column. I found out my horn wasn't working so I took a look at the turn signal switch and found out that the copper horn contact was completely eroded away. I'm including pictures below of the copper contact I'm referring to. I took out the old copper horn...
  11. Nick Bos

    Interior and Upholstery Horn Contact help I'm desperate

    I have a 1970 ford coupe with a stock column. I found out my horn wasn't working so I took a look at the turn signal switch and found out that the copper horn contact was completely eroded away. I'm including pictures below of the copper contact I'm referring to. I took out the old copper horn...
  12. D

    Carb Spitting

    Hey, I'm looking for some tips after rebuilding my holley double pumper. When I stomp on the pedal (idling) the car will sputter and if I press moderately it will spit fire out the primary and air out the secondary. If I press the gas gradually, there's no issues and it revs as expected. It...
  13. Z

    4.2 Intake Manifold need help

    Hello all, I’m pretty new to the forum and this is my first post. I have a 2004 3.9 V6 and I swapped the upper intake manifold from a 4.2 onto it. I pretty clearly made a mistake, as my car now thinks it is at 18% throttle position (checked with live feed obd2 reader) when I’m completely off the...
  14. TorchRed_4.0

    Scratched Up Piston

    Finally pulled the heads off to address my oil burning issue and piston #8 looks like this. Need a new piston or can this one be fixed?
  15. D

    Electrical 1987 cruise control help

    When I got my 1987 foxbody it had the buttons for cruise control on the dash. I’ve been trying to get it all hooked but I’m running into some problems with the wire hookups under the dash. I ordered the yellow cruise control module but there’s only one plug for it under the dash and two white...
  16. J

    Auto Trans slipping in 4th only on freeway

    I've got an 04 GT auto, it shifts perfect just driving around town, but when I'm on the freeway in 4th and give it a little gas, the traction control light comes on for a second and the transmission feels like its slipping, revs increase but no effect in speed, it almost feels like its trying to...
  17. N

    Need help from germany 5.0

    Hi everyone. Im about to restore a 67 Mustang with a 5.0L H.O. engine from 1993 Fox. Its my restomod. Ive read a lot of vacuum leaks and engine problems... to my set up. Ive got the original mainfold intake and the original alternator on this engine. Nothing else. So my question: What vacuum...
  18. TorchRed_4.0

    Engine Lifter Noise? Please Help!

    Ticking right up under the driverside valve cover, gets quicker with rpm, and sometimes you hear a flutter of around 5 in a row instead of just a single tick. I have already pulled the lifters and pushrods out and checked and they looked fine also no loose rocker arms. I have also tried thicker...
  19. A

    Engine 1990 Fox wont rev over 3500 RPMS

    Hey guys, I am new to the StangNet forums and I am helping a buddy work on his 1990 Mustang Foxbody 5.0. He purchased the car a couple of months ago and we have been working on this issue occasionally in the evenings. Heres the problem: The car starts and drives fine, with no idling issues...
  20. TwinTurboV8

    200 ci Inline-6 with headers

    Quick question, I was thinking of adding headers to me and my dad’s ‘67 mustang. I’ve done a bunch of research on headers already, but I’m unsure if I need to change anything out before I add headers.