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Thread: Infamous MACH/COBRA "head tick"

  1. #1
    five.point.slow Regular Member seco's Avatar
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    Infamous MACH/COBRA "head tick"

    i'm new to the 4 valve world. Own a 03 mach 1. Need someone to enlighten me on the "head tick"

  2. #2
    LoneStarStangs Addict Regular Member lazer96gt's Avatar
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    I don't know the specifics, but my car started to tick at 50k and went 65k more miles with no problems. The piston ring was the cause of my 4v failure. It's annoying, but if everything is good I wouldn't worry about it.
    96 SVT#6858 of 7496

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  3. #3
    five.point.slow Regular Member seco's Avatar
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    well i found this regarding TSB tick noise

    TSB 03-11-04 Engine - Mustang Cobra - Tick Noise From Engine - Cobra Vehicles Equippe - ModularFords.com

    kind of bummed out b/c mine appears to show this "tick" symptom
    drivers head. I am needing some feedback from LSS regarding this
    head tick noise. What's the fix? A neighbor suggested i do a compression
    test before i continue putting miles on her but said this valve guide
    tick shouldn't be catastrophic.... IDK what you think? huge thanks
    Last edited by seco; 10-11-2008 at 11:07 PM.

  4. #4
    FAIL
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    do all termies do that? i've heard that complaint before, is it an expensive fix? i read the article, i assume it is. that sux

  5. #5
    I gotta catch a glimpse of those warlocks!!! AWDFTW's Avatar
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    Quote Originally Posted by seco View Post
    well i found this regarding TSB tick noise

    TSB 03-11-04 Engine - Mustang Cobra - Tick Noise From Engine - Cobra Vehicles Equippe - ModularFords.com

    kind of bummed out b/c mine appears to show this "tick" symptom
    drivers head. I am needing some feedback from LSS regarding this
    head tick noise. What's the fix? A neighbor suggested i do a compression
    test before i continue putting miles on her but said this valve guide
    tick shouldn't be catastrophic.... IDK what you think? huge thanks
    If you have the head tick, the only fix to replace with the updated heads that came out in '05 I think. Either that, or live with it. I have not heard of any blown motors being caused by the head tick.
    Quote Originally Posted by lobra97 View Post
    do all termies do that? i've heard that complaint before, is it an expensive fix? i read the article, i assume it is. that sux
    No, not all cobras have the head tick, just mostly the '03's. Also, it's not a termi, it's a cobra, and if ya gotta call it something else call it a Terminator. Google termi and see what ya come up with in referring to a type of car.

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    oh ok. figuered i could call it a "termie" seeing as how i own a cobra. part of the svt family just not an 03 supercharged cobra.but i see where your coming from.

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    googled termie, here ya go!

  8. #8
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    lol!!^

  9. #9
    I gotta catch a glimpse of those warlocks!!! AWDFTW's Avatar
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    If ya get a chance, find this book: "Iron Fist, Lead Foot", you can learn alot about the car. It's about the creation and story of the 03/04 Cobra. And BTW, no where in the book is the cobra referred to as termie .

    Welcome to the home of "Iron Fist, Lead Foot"...

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    lol ok ok. you win. i know a lot of people refer to it as that, didn't think anyone would really protest to the nickname, but i get it.

  11. #11
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    so many people have called it on her before, why the protest now? just wondeirng?>

  12. #12
    I gotta catch a glimpse of those warlocks!!! AWDFTW's Avatar
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    Quote Originally Posted by lobra97 View Post
    so many people have called it on her before, why the protest now? just wondeirng?>
    I guess because termie sounds pretty gay. It would be like me calling your cobra, cobie. Sounds gay, right? I think so. I really don't see too many people calling it that on the site. It's not really a protest, it just urks me everytime I see that word.

  13. #13
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    lol! yeah i see where your coming from. lol fuck that, mine isn't a COBIE! lol ^

  14. #14
    Hey Hey Hey Regular Member 4.6stanger's Avatar
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    Quote Originally Posted by seco View Post
    well i found this regarding TSB tick noise

    TSB 03-11-04 Engine - Mustang Cobra - Tick Noise From Engine - Cobra Vehicles Equippe - ModularFords.com

    kind of bummed out b/c mine appears to show this "tick" symptom
    drivers head. I am needing some feedback from LSS regarding this
    head tick noise. What's the fix? A neighbor suggested i do a compression
    test before i continue putting miles on her but said this valve guide
    tick shouldn't be catastrophic.... IDK what you think? huge thanks
    WHy dont you take it to the dealer, to see if they can do anything about it. they Should if its a TSB.

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  15. #15
    Authorized HATE™ Dealer Regular Member SUfanINsa's Avatar
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    most who call it a Termie have gotten slapped around for it just do a search

    THERE GOES THE NEIGHBORHOOD

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    LoneStarStangs Addict Regular Member
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    who really cares
    The White Fro is now Famous!!! Instead of the Black Crows its the White Fros!!!

  17. #17
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    well i do, i don't wanna get slapped ya know? lol^
    i wonder if they have a poll for those who have gotten slapped for the name calling. lol

  18. #18
    BRING ME MY RAPE SHOES! Regular Member BlackSunshine01's Avatar
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    i rember hearing about this too. also have heard the way to tell that it has been fixed is if the head has blue spraypaint going down it. but then again i dont own a 4v.
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  19. #19
    LoneStarStangs Addict Regular Member lazer96gt's Avatar
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    I see alot of "Termi" on SVTP. Didn't know it was an issue.
    96 SVT#6858 of 7496

    http://videos.streetfire.net/video/9...bra_193899.htm

    Click the link below. Inventory updated regularly.
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    210-658-6296 or call toll free 1-866-221-1190

  20. #20
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    ^thanks, thats why i figuered it was ok, but i guess since i hadn't been slapped i wouldn't know. lol

  21. #21
    LoneStarStangs Addict Regular Member lazer96gt's Avatar
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    Found this. It only mentions the Cobra but I'm sure this applies to all C head Mustangs. I'm sure this was similar to my 4V tick. LH as well.

    ENGINE - MUSTANG COBRA - TICK NOISE FROM ENGINE - COBRA VEHICLES EQUIPPED WITH ENGINES BUILT BEFORE 11/1/2002 ONLY

    FORD: 2003 MUSTANG


    ISSUE:
    Some 2003 Mustang Cobra vehicles with engines built before 11/1/2002 may exhibit an unusual engine tick noise that is present at all temperatures during idle. This noise may be due to valve guide wear in the left bank cylinder head. Guide wear manifests itself as a tick noise which can be heard at the rear of LH head, through LH catalyst, at the LH front wheel well and may not be heard with the hood open.

    ACTION:
    Use the diagnostic procedures listed in this article to evaluate the vehicle condition and replace the cylinder head if applicable. Refer to the following Service Procedure for details.

    SERVICE PROCEDURE

    NOTE: THIS REPLACEMENT CYLINDER HEAD WILL NOT IMPROVE OR REDUCE PERFORMANCE.



    In order to diagnose noise, the following items must be checked.

    Verify noise by placing a stethoscope on the back of the left head near the exhaust ports.
    Verify that the noise is heard in the left side exhaust system (left side wheel well or catalytic converter, from underneath the vehicle).
    Try to isolate the noise by canceling the cylinders, by unplugging the injectors one at a time (start with #8 cylinder).
    Verify that there are no exhaust manifold leaks.
    Check to make sure that the camshaft spacers are in place. If not, install cam spacers and retest vehicle.
    Check for proper cam sprocket bolt torque, retorque to spec
    Check for spongy lash adjusters
    Verify that the timing chain tensioner pin has been removed.
    If the above diagnostics does not eliminate the noise while the cylinders are cancelled, and the engine was built prior to 11/1/2002, replace the left side cylinder head and cam assembly with Part Number 3R2Z-6049-GA.
    Last edited by lazer96gt; 10-13-2008 at 01:40 AM.
    96 SVT#6858 of 7496

    http://videos.streetfire.net/video/9...bra_193899.htm

    Click the link below. Inventory updated regularly.
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    210-658-6296 or call toll free 1-866-221-1190

  22. #22
    SEEK MEDICAL ATTENTION FOR LIES LASTING MORE THAN 24 HRS.... What is SilverStar you ask?  Click here to find out! 2k4mk1's Avatar
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    My 04 has 45k on it and I have no tick
    Quick ck is park it running with the D/S close to a wall. If it ticks you will hear it.
    Also dont confuse the injector ticking noise for the other "tick"

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  23. #23
    Maximum Velocity Motorsports- LSS Sponsor RaceRat's Avatar
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    The tick that Ford refers to in the TSB's posted here is very obvious and sounds like you have serious engine damage.

    In an open area with the car running and the hood closed, kneel next to the driver's side wheel well. If it sounds like metal on metal and the motor is going to fall out of the car, you could have the tick. Otherwise, it's injector noise, exhaust leak or normal engine noise.

    If you have longtubes, I almost guarantee it an exhaust leak. 99.99% of these cars with LT's have/develop a small exhaust leak.

    Speaking of spark plugs. Check them. A plug that's working it's way loose will rattle and tick and cost you a motor.

    Also, check/change the blower oil if you haven't recently. The Heaton's are very rattly when the oil gets low or old.

    Have you done any high speed pulls in the car recently? Have you done a leak down test?

    Quote Originally Posted by lobra97 View Post
    do all termies do that?
    No. Very few Terminators actually have a tick due to valve guide wear. My car was built in May 02 and never had a tick. Of all the 03/04's I've heard personally in the last 6 years (several hundreds), only ONE had the head tick and it was very, very obvious.

    Quote Originally Posted by 4.6stanger View Post
    WHy dont you take it to the dealer, to see if they can do anything about it. they Should if its a TSB.
    A TSB does not automatically qualify for warranty work. It is not the same as a recall. If the car is out of warranty, Ford is not likely to fix a TSB problem.

    Quote Originally Posted by BlackSunshine01 View Post
    i rember hearing about this too. also have heard the way to tell that it has been fixed is if the head has blue spraypaint going down it. but then again i dont own a 4v.
    100% False. Blue paint on the head has nothing to do with this problem. Some cars had blue stripes on the driver's side, some passenger side, some both, some none. There is no correlation.
    The revised heads weren't released until after production ceased and have more spark plug threads.

    Quote Originally Posted by 2k4mk1 View Post
    My 04 has 45k on it and I have no tick
    Quick ck is park it running with the D/S close to a wall. If it ticks you will hear it.
    Also dont confuse the injector ticking noise for the other "tick"
    You're right about the injector noise.
    Driving next to a wall in 03/04 Cobra will just make everyone paranoid about having the tick! There's a reason these cars don't have knock sensors...it's because the motors are so damn noisy!
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  24. #24
    five.point.slow Regular Member seco's Avatar
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    thanks 2k4mk1 and RaceRat and all....


    i have a garage and I park on left side so the tick is indeed obvious
    with hood closed. I confirmed the tick is not the injectors, but the
    tick isn't loud like the "motor gonna fall out of car" as RaceRat put it.
    I know what exhaust leaks sound like.... and it doesn't seem be that.
    I'll see about the spark plugs, compression check, leakdown test...
    What's done during a "leakdown test"?
    I've heard of some type of T fitting kit one can buy to better
    distribute coolant flow to drivers head. How true is this? What's
    all involved with installing this T fitting? What does TSB stand for?
    I drive a 2003 Mach 1.
    Sorry for all the questions.... LSS has always been an excellent
    source of tech advice for me

  25. #25
    LoneStarStangs Addict Regular Member lazer96gt's Avatar
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    my tick was minimal. didn't sound like a major issues. We have had a couple 4v cars on the lot over the years with the tick. I've heard of the 4v tick ALOT, but no one ever describes their noise as massive. Maybe this is why the TSB only covered some cars. They knew that the ones with minimal tick were not a major issue.
    96 SVT#6858 of 7496

    http://videos.streetfire.net/video/9...bra_193899.htm

    Click the link below. Inventory updated regularly.
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  26. #26
    you smell that?! Regular Member 311-420's Avatar
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    Quote Originally Posted by lazer96gt View Post
    I see alot of "Termi" on SVTP. Didn't know it was an issue.
    didnt realize that was a problem for some people either...wow..
    '04 Mach 1--5 spd, IUP, '04 IRS, Bolt-ons

  27. #27
    whiskey tango foxtrot Regular Member lilblue302's Avatar
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    TSB = technical service bulletin
    1987 LX 5.0 5spd with a couple of boltons

  28. #28
    LoneStarStangs Addict Regular Member ridestang89's Avatar
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    termi,termi,termi,termi,termi,termi,termi,termi, ok gotta go i will return tommorow with termi, lol

  29. #29
    FAIL
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    lol^^

  30. #30
    I dunno how! Regular Member 96greengt's Avatar
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    Quote Originally Posted by seco View Post
    What's done during a "leakdown test"? That test will do nothing for you

    I've heard of some type of T fitting kit one can buy to better
    distribute coolant flow to drivers head. How true is this? Your engine has that already

    What does TSB stand for? Technical Service Bulletin
    I drive a 2003 Mach 1.
    Sorry for all the questions.... LSS has always been an excellent
    source of tech advice for me
    A TSB is just a fix that the engineers and Ford have released to aid the dealer techs in repairs, by no means is a TSB a RECALL for a FREE repair, only RECALLS/CAMPAIGNS are Free from the dealers.
    I have a car.
    It has a motor.
    It goes fast.
    Can you help me install parts?

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