Improving the driving experience 400i manual | FerrariChat

Improving the driving experience 400i manual

Discussion in '365 GT4 2+2/400/412' started by Jim575, Sep 29, 2015.

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  1. Jim575

    Jim575 Karting

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    Hello All
    I recently purchased my first older Ferrari cassis number 30315. A Series 1 400i manual. A gorgeous car and so beautiful to look at. I spent most of today driving it around local streets as it has been unregistered for a number of years and in desperate need of TLC. Recently it has had quite a lot of work performed and today was the first day to get it out for some short driving to start checking out what else requires doing. The car is black with XWX tyres and really looks great although it drives like a truck. Can anyone please assist in suggesting some things that may help to improving my driving experience.
    I look for ward to any ideas you can assist with.
    Kindest regards,
    Jim
     
  2. hessank

    hessank Formula 3 Silver Subscribed

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    If you posted this in the appropriate section for the 400 series you would probably get a more comprehensive response. Just saying!

    I love the 400i too. How about a few pics.
    In my neck of the woods an older couple attends all the F car meets with an immaculate gold coloured 400. Fabulous car.
     
  3. greyboxer

    greyboxer F1 World Champ

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    How old are the tyres ? If the car has been stored etc they are probably long past their best and the whole thing will improve with a new set
     
  4. Jim575

    Jim575 Karting

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    Last edited by a moderator: Sep 7, 2017
  5. RBV24961

    RBV24961 Formula Junior

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    Gorgeous 400!
     
  6. hessank

    hessank Formula 3 Silver Subscribed

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    Apart from the steering wheel on the wrong side, it's a nice. Looks like the body is also in great shape but what do you mean it drives like a truck, suspension wise or engine noise?
     
  7. Wade

    Wade Three Time F1 World Champ Owner

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    Huge difference will be noticed after that.
    Beautiful!
     
  8. Enzojr

    Enzojr F1 World Champ

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    I have always loved the 400/412 series cars, something about those body lines. Yours looks awesome in black, thinking tires is the good place to start. When were the ones on your car manufactured ? Do tires in Aussie land have the year and week of manufacture on them ?
     
  9. Ak Jim

    Ak Jim F1 Veteran Owner Rossa Subscribed

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    Please describe "drives like a truck".
     
  10. bundas

    bundas F1 Veteran Owner

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    if you have only driven F1 cars. these cars are not track autos. they are highway cruisers. if you were looking for a car you could track sell this quick. very nice looking car. I hope you understand what you purchased and enjoy the car for what it was designed
     
  11. Sunracer

    Sunracer Formula Junior

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    New tires, go through he steering and suspension, bring it up to 100%, this will dramatically improve the performance of an old car that has been neglected, even benign neglect :) Things like dried out suspension and steering joints, semi frozen shocks, out of adjustment wheel bearings, the list goes on : )
     
  12. wrxmike

    wrxmike Moderator Moderator Owner

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    The manual 400 / 412 cars have a relativley heavy clutch and use a cable instead of hydraulics to activate the clutch. The condition of the clutch cable is crtitical. The cable wears internally leading to increaesed friction and results in a much heavier clutch action. If the clutch is not adjusted properly and does not fully disengage then the shifting will be difficult too.
    And as others have said, tyres / condition of suspension bushes and shocks are also critical
    M
     
  13. Ashman

    Ashman Three Time F1 World Champ Owner Silver Subscribed

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    +1 First thing to check if it "drives like a truck". Old tires get hard as rocks and become very slippery. New rubber does wonders to take advantage of the car's very compliant and capable suspension.

    If the tires are old (check the date code) and more than, say 7 years old, chances are they have hardened up considerably and should be replaced even if they have good tread depth left.

    If it still drives like a truck after or with new tires, then look at the front suspension bushings. These are heavy cars and the rubber dries out and things wear out, both of which makes for some banging in the suspension or vague steering.

    Good luck and enjoy your new car!
     
  14. bundas

    bundas F1 Veteran Owner

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    everyn400 I purchased needed the drag link. Rare Parts in Calif. will make them like new. send the links as well. they are Toyota. . cost for all $1,000. turn around two weeks
     
  15. SouthJersey400i

    SouthJersey400i Formula 3

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    Mitchell
    What is that? I have a guess, but please post.
    Ken
     
  16. bundas

    bundas F1 Veteran Owner

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    Ties the two front wheel and keeps them parallel Look at your tires. And see if there is an odd ware pattern.
     
  17. blkprlz

    blkprlz Formula 3

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    +1 on the tires first, then the front suspension bushings!
     
  18. Jim575

    Jim575 Karting

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    Hello all
    Thanks for all the updates and posts, when driving the car it feels like the suspension has locked in one position and the steering feels notchy. Although it has been a long time since I have driven one of theses my memory was of a soft and smooth car.
    I will do the tyres shortly, some advice please? Should I buy TRX or XWX???
    I look forward to hearing from you all.
    Jim
     
  19. samsaprunoff

    samsaprunoff F1 Rookie Silver Subscribed

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    Good day Jim,

    Your Rim size will dictate which tire version you need. TRX's are for the metric sized rims and XWX are for the more standard imperial sized rims.

    Cheers,

    Sam
     
  20. Jim575

    Jim575 Karting

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    Gh I thought I had a choice, mine are 255/55R15
     
  21. Ramboy

    Ramboy Formula Junior

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    Hi Jim,

    You have very wide tyres on your car - standard tyres were 215/70 VR15 Michelin XWX.
    It might feel more nimble on these narrower tyres.


    David
     
  22. Ak Jim

    Ak Jim F1 Veteran Owner Rossa Subscribed

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    If you look at all of the front suspension joints most don't have zerk fittings to grease them. They make a needle for your grease gun. With the needle you can get around the rubber seals and get some grease in there, they are probably all dry. Also on the out board joints of the A arms the pivot points are steel bushings, these are most likely dry also. These steel bushings have to be taken apart to be lubed and are quite expensive to replace. Based on your description it think these things will make a big difference.
     
  23. GT Jones

    GT Jones Formula Junior

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    Id start by placing the car on jack stands and removing the shocks. Check for smooth movement of the arms thorughout the range of travel. Push & pull to see where they are losoe. The front end with the steel bushings should have almost no play at all - its really a cool system. In the past few years i've replaced all of the bushings, including sway bar hardware because at 65k miles it was all bad. Also
    wheel bearings
    uprated coil springs
    adjust shocks
    replaced seized rear leveler
    tires.
    Still, the ride is a little clunky compared to even a 90's euro sedan
     
  24. Ak Jim

    Ak Jim F1 Veteran Owner Rossa Subscribed

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    GT, interesting comments on the ride. I've always been surprised how good the ride is on my car. Is seems well controlled with out being the least bit harsh.
     
  25. SouthJersey400i

    SouthJersey400i Formula 3

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    Bruce
    That is what I thought you meant, but never heard that name for it. I make sure I grease the two stationary pivots.
    Ken
     

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