A question about leaky 308 GT4 | FerrariChat

A question about leaky 308 GT4

Discussion in '308/328' started by TWD3, Apr 2, 2022.

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  1. TWD3

    TWD3 Rookie

    Oct 24, 2021
    10
    Newport Beach/Nashville
    Full Name:
    Theodore W Denney III
    I’m thinking about pulling the trigger on a 308 GT4. When I asked the owner if it leaked, this was his response. First my question to the owner, then his response. Thoughts?

    My question: Since the car sat, potentially for years, necessitating $28,000 worth of repairs before sale, does the car still leak? I noticed the engine wasn’t rebuilt, so I’m wondering if the seals are dried out and leaking? Or has that been sorted? No leaking?

    His response:
    with all respect, if you are concerned about oil seepage it might be better to get a late model Toyota, or better yet a Tesla. Seriously, I have owned two V8 Ferraris, a 308 and Mondial 3.2. Both seeped, necessitating a $20 visit to Autozone for a drip tray. Many, many other 308 owners report that oil seeps are a normal part of owning a vintage Ferrari. I’m not sure why this is, perhaps because the engine components were manually cast then assembled by hand, making tolerances ‘not so exact’. Just a guess though, and someone more knowledgeable may be able comment?

    To be fair there probably ARE 308’s that stay dry, but they may be the exceptions. As a general comment, I think you can expect most old Italian cars to be noisy, somewhat problematic, and smell faintly of old leather and hot oil after a spirited drive :cool:.
     
  2. turbo-joe

    turbo-joe F1 Veteran

    Apr 6, 2008
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    southwest Germany, France ( Alsace ) and Thailand
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    romano schwabel
    an absolute correct answer to your question
     
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  3. TWD3

    TWD3 Rookie

    Oct 24, 2021
    10
    Newport Beach/Nashville
    Full Name:
    Theodore W Denney III
    Thanks
     
  4. Dom

    Dom F1 Veteran
    Owner

    Nov 5, 2002
    8,489
    The Italians have devised an ingenious system to check the level of oil in the car. If you notice that it isn’t leaking, it means you need oil.
     
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  5. TWD3

    TWD3 Rookie

    Oct 24, 2021
    10
    Newport Beach/Nashville
    Full Name:
    Theodore W Denney III
    That’s hilarious. None of my Ferraris leak, but none were manufactured before the new millennia.
     
  6. turbo-joe

    turbo-joe F1 Veteran

    Apr 6, 2008
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    romano schwabel
    :) hahaha :)
    and when the engine will get destroyed it is not a problem of the oil - oil is not inside anymore

    also: where oil is can not be rust
     
  7. Brian Harper

    Brian Harper F1 Rookie
    Owner Silver Subscribed

    Feb 17, 2006
    4,078
    San Jose area
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    Brian Harper
    Just be sure he didn't dodge the question. I agree a little seepage seems inevitable. But a leak is more than that and should be both disclosed and eventually addressed.
     
  8. TWD3

    TWD3 Rookie

    Oct 24, 2021
    10
    Newport Beach/Nashville
    Full Name:
    Theodore W Denney III
    indeed. These are my two follow up questions. I am still waiting for his answer.

    “I own over 10 cars, 2 are Ferrari’s. I also own a few early M BMW’s. Yes older cars can and do leak, mine do, a little bit. But excessive leaking is not a good thing which I presume is why you addressed the cooling system. My question, how much does the car still leak? Is it only oil and if so, how much? Any… trans fluid? break fluid? coolant?”

    “*the inevitable seepage is acceptable but I was referring to a situation which would need attention to remedy.”
     
  9. turbo-joe

    turbo-joe F1 Veteran

    Apr 6, 2008
    9,526
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    romano schwabel
    before talking about leaking here try to find out what is leaking.
    at that time the aluminum has been like a sponge. if you use fully synthetic oil 0 W30 or what ever then the engine oil comes trugh the aluminum
    gearbox oil normaly comes out at the sealing rings from the diff
    if water is draining rebuilt or use a new waterpump ( if the water comes from there? )
     
  10. yelcab

    yelcab F1 World Champ
    Consultant

    Nov 29, 2001
    13,556
    San Carlos, CA
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    Mitchell Le
    Don't buy a GT4 and expect a dry engine. It might not leave a 12 inch spot, but it will leak oil. Not a fuzz, but a leak. You will need a drip tray under the car.
     
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  11. TWD3

    TWD3 Rookie

    Oct 24, 2021
    10
    Newport Beach/Nashville
    Full Name:
    Theodore W Denney III
    Clearly but I am trying to ascertain if the car has normal weeping or it their are issues like coolant or breaks leaking or a significant amount oil leaking that will need to be addressed. Due diligence.
     
  12. yelcab

    yelcab F1 World Champ
    Consultant

    Nov 29, 2001
    13,556
    San Carlos, CA
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    Mitchell Le
    The GT4 engine has very rudimentary oil orings where there should be more robust oil seals, multiple seals. Places like shift shaft, distributor cams, cam seals, even front main seals, engine to gearbox orings, rear main seals will leak, not just fuzz but actively leak. That ... is expected of this engine. You can probably expect the coolant and brake fluid to not leak but there is no way to keep the engine oil inside the case.
     
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  13. desmomini

    desmomini F1 Rookie
    Owner Rossa Subscribed

    Nov 18, 2003
    4,111
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    Jeff
    I saw the site where you posted your query, and the response. Note that the reply you received was not from the seller, but from someone else just adding to the conversation.
     
  14. Steve Magnusson

    Steve Magnusson Two Time F1 World Champ
    Lifetime Rossa

    Jan 11, 2001
    26,789
    30°30'40" N 97°35'41" W (Texas)
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    Steve Magnusson
    While some weeping/seeping may be typical, it still isn't desirable. Also, there is a big difference between weeping/seeping and leaking.
     
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  15. absostone

    absostone F1 World Champ
    Silver Subscribed

    Jul 28, 2008
    10,025
    The 308 guru mech I used left me with more leaks than I started with. Really has made me tired of the car.
     
  16. M. Brandon Motorcars

    Sponsor

    Sep 4, 2007
    1,830
    Houston, TX
    Full Name:
    Michael Foertsch
    Hey guys. The OP is talking about my car on Bring a Trailer: https://bringatrailer.com/listing/1977-ferrari-308-gt4-2

    I was not the one who responded quoted by OP in his original post. That was another commenter.

    This was my response today: "@TWD3: The car does not have any leaks. Oil, coolant, etc. $28K was spent to replace the cooling pipes, and a full major service, including cam seals, was performed." What I didn't say in the comment as well, but did say earlier, was that the because the cooling pipes were replaced, the engine had to come out of the car, hence the $28K. A lot of other work was done as well, and the invoices are in the photo gallery.

    I do agree that, due to the design of the 308 engine, some minor seepage is expected. From what I understand, there is no positive crankcase ventilation in the engine, so there is a lot of pressure on the seals. A drip here or there is normal and expected.

    However, I also agree that there should not be a puddle of oil or any other fluid on the ground. That indicates an issue, and I wouldn't be selling a car with that kind of an issue.
     
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  17. M. Brandon Motorcars

    Sponsor

    Sep 4, 2007
    1,830
    Houston, TX
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    Michael Foertsch
    And, as a followup:

    This morning, when I did a cold start video, I then moved the car out into the middle of my facility for a walkaround video. I just walked out to where the car has been parked for the past few days, and there is not a single drip of ANY fluid on the ground where the car was parked.
     
  18. desmomini

    desmomini F1 Rookie
    Owner Rossa Subscribed

    Nov 18, 2003
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    Best of luck with the auction, Michael. It is clearly a prime example of a beautiful car.
     
  19. Portofino

    Portofino Formula Junior

    Sep 17, 2011
    846
    Yorkshire UK / Switzerland/ Antibes France
    Full Name:
    Portofino
    Mine did weep / seep and leave a 2 inch puddle drip .I used a tray in the garage .
    Last year I took it to a well reputable F shop in the U.K. .
    Had the cam seals replaced and cam covers ( valves + belts done ) This cured the burnt oil smell I was getting with the window open due to the station wagon effect blowing it back into the cabin .
    I used to wipe oil with a tissue if you wiped under the rocker casing and parts of the exhaust manifold were blackened over the years of burnt oil .Now fixed bone dry .
    I did look very closely at DIY but the more i watched U tube vids the more I was put off .The slightest bit of miss fitting gasket or using the wrong seals = nightmare.
    This is on top of the timing malarkey for the belts etc .
    Additionally I had the g box seals done .The fwd one was the 2 inch puddle culprit .
    Both pans were seeping couldn’t tell if it was the edges or the bolts .Always wet with lub .
    I did a few DIY lub changes and the g box oil was never contaminated so that’s why I held off until the belts 6 y (20;000 miles ) needed doing .
    So the pans came off to do the middle gear link seal .
    Then the tech suggested the drive shaft seals “ while we are in there “ as they were misting / damp and not a big job .

    The cooling side was / is ok so we’re the brakes .I have DIY d those fluid changes+ minor pipes etc - no issues all dry .

    Upshot 12 months later the car is bone dry . Absolutely dry not a drip on the garage floor of oil .
    Yes I have a mirror and still wipe under the cam cover edges and under the cam seals …..bone dry .

    That’s the point the guy I used also tuned the carbs ( removed them to access the fwd bank better ) has been wrenching 308 s for over 40/yrs .I trusted he knew what works and equally what does not work .You know the best parts etc .
    The gear linkage is like a rifle bolt action , it’s wasn’t bad before but 100 times better .
    I know there are a lot of DIY internet stuff but fortunately I can pay a professional for this . Image Unavailable, Please Login Image Unavailable, Please Login Image Unavailable, Please Login

    What i am saying is you can end up with a dry 308 it is possible.You just need to know who to take to.
     
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  20. 308 milano

    308 milano F1 Veteran

    Jan 15, 2007
    5,326
    Montana
    Full Name:
    Kim
    Serious question. Can someone explain the difference between a “full major service” and say, a 30k service? $28k makes my eyes water. Are we talking full engine rebuild?
    Got my QV back last month after taking it and a basket of parts to a f-car mechanic after getting over my head and finding cams not lining up withs marks. Replaced all the seals , degreed and shimmed the cams. New belts/bearings, distributor seals/O-rings water pump etc. etc. I supplied all the necessary gaskets/seals/water pumps and my bill was $5300. Truly not trying to start anything here I just want to know why the vast discrepancy. Thanks!
     
  21. M. Brandon Motorcars

    Sponsor

    Sep 4, 2007
    1,830
    Houston, TX
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    Michael Foertsch
    The cooling pipes that run longitudinally underneath the car were leaking. In order to replace these pipes, the engine had to come out of the car. Not something that you normally need to do for a "major service" on one of these.

    In addition, the electronic ignition was replaced and relocated, as well as a number of other things done. That's how it got to the $28K.

    The invoices are all posted in the Bring a Trailer photo gallery if you want to see exactly what was done.
     
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  22. 308 milano

    308 milano F1 Veteran

    Jan 15, 2007
    5,326
    Montana
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    Kim
    No that’s quite all right. Had a feeling it was more than just a major engine service. Thanks Michael! :)
     
  23. DavidDriver

    DavidDriver F1 Rookie

    May 9, 2006
    4,424
    Grass Valley, CA
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    David Driver
    As a Harley owner once said to me, when I noted a few drips of oil on the ground under his bike, "It bleeds. If it isn't bleeding, it could be dead!" Then he put is face in mine, gritting his teeth, and asked, "Do you bleed?".
     
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  24. afterburner

    afterburner F1 Rookie
    Silver Subscribed

    Jun 20, 2008
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    Urs STEMMLER
    My Mondial is dry - at the moment.
     
  25. E-Dino

    E-Dino Formula Junior

    Aug 11, 2012
    378
    San Diego

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