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Technical squeeky 350

Discussion in 'The Hokey Ass Message Board' started by jim mosson, Jul 1, 2023.

  1. jim mosson
    Joined: Jul 1, 2023
    Posts: 5

    jim mosson
    Member

    not sure if this is the right spot..new here. I have an old school 30 Ford with an old, but rebuilt 350.9000 miles on rebuild, but done when the car was built. The car was built over 20 years ago and still runds and looks good, however it is a driver. I have developed a squeel in the engine. Took the belt off to check if it was the water pump or alternator and that wasn't the problem. also not coming from the flex plate rubbing. My next thought is the harmonic balancer, but wanted to get a few opinions before I started taking the front apart. appreciate any help.....
     

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  2. Mr48chev
    Joined: Dec 28, 2007
    Posts: 35,544

    Mr48chev
    ALLIANCE MEMBER

    I'd get a Mechanics Stethoscope and see if I could isolate it.
     
  3. Johnny Gee
    Joined: Dec 3, 2009
    Posts: 14,023

    Johnny Gee
    Member
    from Downey, Ca

    Have oil pressure?
     
    dirt t likes this.
  4. jim mosson
    Joined: Jul 1, 2023
    Posts: 5

    jim mosson
    Member

    about 50 psi cold idle and 12-15 warm
     
  5. Besides the belts and pulleys themselves sometimes the shafts and bushings can get noisy. Try some kind of spray lube as a quick check..... but watch out for moving parts when the engine is running.
     
  6. jaracer
    Joined: Oct 4, 2008
    Posts: 2,907

    jaracer
    ALLIANCE MEMBER

    I've seen front seals squeak. Try spraying some WD40 or the like on the front seal/balancer area. Also check to see if the PCV is working if it has one. Could be sucking the seal in if the PCV inlet is blocked. Although, most of the time they leak at all seals if that happens.
     
    tractorguy likes this.
  7. Budget36
    Joined: Nov 29, 2014
    Posts: 15,020

    Budget36
    Member

    Can you take a video with sound, then post it up? My understanding is put it on YouTube, the post the link here.
     
  8. Josh1940
    Joined: Jun 7, 2022
    Posts: 46

    Josh1940
    Member

    Does the sound change pitch or loudness when rpm changes or is it constant?
     
  9. Johnny Gee
    Joined: Dec 3, 2009
    Posts: 14,023

    Johnny Gee
    Member
    from Downey, Ca

    I ask because maybe dry rocker or rockers may be something to look for.
     
    Desoto291Hemi likes this.
  10. Moriarity
    Joined: Apr 11, 2001
    Posts: 35,934

    Moriarity
    SUPER MODERATOR
    Staff Member

    since we can't hear it we can only guess, I have heard cracked automatic flywheels that made kind of a squeaky rattle noise....
     
    Desoto291Hemi likes this.
  11. jim mosson
    Joined: Jul 1, 2023
    Posts: 5

    jim mosson
    Member

    not sure if this will work, but here goes
    https;//youtu.be/pSdU1CKOSQg
    20230701 102335
     
  12. Moriarity
    Joined: Apr 11, 2001
    Posts: 35,934

    Moriarity
    SUPER MODERATOR
    Staff Member

  13. choptop40
    Joined: Dec 23, 2009
    Posts: 5,736

    choptop40
    Member

    Thats normal....mouses squeek....just kiddin.....balancer i say....
     
  14. jim mosson
    Joined: Jul 1, 2023
    Posts: 5

    jim mosson
    Member

    Been a while since I posted about my squeeky 350. Talked to a buchh of guys and got everything from a bad bearing to flexplate . Tookthanks for al your advice, but as I recall exhaust l it to these two old guys and in 5 minutes they found my problem....collector gaskets were bad. Never would have thought that, but $25.00 solved my problem. Thanks for all your replys and as I recall an exhaust leak was mentioned.
     
  15. Tim
    Joined: Mar 2, 2001
    Posts: 19,565

    Tim
    Member
    from KCMO

    Thanks for the update / answer!
     

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