430 alignment- Part II | FerrariChat

430 alignment- Part II

Discussion in '360/430' started by Jack(LA), Aug 23, 2005.

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  1. Jack(LA)

    Jack(LA) Formula Junior

    Nov 16, 2003
    758
    Los Angeles
    #1 Jack(LA), Aug 23, 2005
    Last edited by a moderator: Sep 7, 2017
  2. scud

    scud F1 World Champ

    Oct 2, 2004
    11,803
    jack , whens the first track day?

    rock on
     
  3. ferrarifixer

    ferrarifixer F1 Veteran
    BANNED

    Jul 22, 2003
    8,520
    Melbourne
    Full Name:
    Phil Hughes
    Remember that specs are set with two passengers and half a tank of fuel.

    This will add camber and affect toe on the car from its unladen static alignment.
     
  4. nberry

    nberry Formula Junior

    Nov 1, 2003
    714
    Jack are you sure the 430's are out of alignment? It seems strange every one of the 430's are coming from the factory in that condition.
     
  5. BobR

    BobR Guest

    Jul 8, 2005
    62
    Montreal Canada
    Full Name:
    Bob Rouleau
    Jack - would you share the specs of the set up on your car? I am 3000 miles away and that's a bit far to go for a suspension set-up.

    Regards,
     
  6. Jack(LA)

    Jack(LA) Formula Junior

    Nov 16, 2003
    758
    Los Angeles
    Yes sir, that's what the service manual says -- to be exact: 75kg on each seat with 50 litres of fuel and don't forget 15kg on each mudguard. ;) Of course, if your corner balancing the car (with only the driver) you would be altering the ballast you use. :)

    Nick, don't worry your car won't be off by that much and for tooling around town you won't notice anything odd. I apologize if I've given you that impression -- you won't have to run out and get your new 430 aligned. The camber is w/in spec (with the factory erring on the side of being conservative) although we wanted a bit more negative in the front than 1 degree. The toe was the only item off and it was on the right rear. Of course, since we're spending the time and money to slightly lower the car and realign it, we might as well go a bit more aggressive on the front toe (i.e., less toe-in, which helps with turn in) and make sure we have enough toe-in out back (to avoid that twitchy rear end under certain circumstances, e.g. heavy/hard braking after that long straight;)).
     
  7. ghost

    ghost F1 World Champ
    Lifetime Rossa

    Dec 10, 2003
    10,046
    Singapore
    I love Grigio Silverstone. How much was the car lowered?
     
  8. Jack(LA)

    Jack(LA) Formula Junior

    Nov 16, 2003
    758
    Los Angeles
    Hi Bob,

    As to alignment specs, just like you've done on your GT3, you can tweak the factory specs to suit your personal preferences. We've gone with settings that fall between the factory recommended 430 spec (virtually identical to the 360) and the CS settings. I know that some of the serious CS "tracksters" have gone with more (than factory recommended) negative camber, especially up front.

    430 factory specs (w/ballast and gas as set forth in the above post):

    camber:
    front wheels- negative 1 degree (+/-) .16 degrees
    rear wheels- negative 1.5 degrees (+/-) .16 degrees

    Total toe-in
    front wheels- 2.5mm (+/-) .5mm 1mm= ~.1333 degrees
    rear wheels- 4.0mm (+/-) .5mm

    We've gone with:
    front- negative camber of ~1.3 to 1.4, and toe-in (per side) of.09 degrees
    rear- negative camber of ~1.8 and toe-in (per side) of .27 degrees

    Hope this makes sense to you.

    Btw, thanks for all your great work on Rennlist. :)
     
  9. 20C4S

    20C4S Formula Junior

    Dec 5, 2003
    394
    rule of thumb, don't argue alignment with jack. did u bring the ''book'' in today? :D

    Jack,
    sorry i missed u, amir. did u have spicy shrimp today??
     
  10. Jack(LA)

    Jack(LA) Formula Junior

    Nov 16, 2003
    758
    Los Angeles
    Vik, not a lot -- approximately 14-15 mm.
     
  11. Jack(LA)

    Jack(LA) Formula Junior

    Nov 16, 2003
    758
    Los Angeles
    Arling,

    No spicy shrimp today. :)

    How's the CGT? -- you lucky guy!

    Post a PIC or two, even us F-chatters appreciate a P-car photo once and awhile. ;)
     
  12. bobafett

    bobafett F1 Veteran

    Sep 28, 2002
    9,193
    Not to digress but it looks like silverstone almsot has a brown tint to it in certain lights. a dynamic and absolutely stunnign color! the new canna di fucile??

    --Dan
     
  13. Schatten

    Schatten F1 World Champ
    Owner

    Apr 3, 2001
    11,238
    Austin, TX
    Full Name:
    Randy
    Interesting that the fronts have toe-in. Is this to avoid tracking on the highway? I'd figure a touch to toe-out would be optimal, esp. on the track.
     
  14. Sfumato

    Sfumato F1 World Champ

    Nov 1, 2003
    10,194
    Llanfairpwllgwyngyll, Anglesey, Wales
    Full Name:
    Angus Podgorney
    Yes Dan, it is metallic dirt...perfect for you :D
    430 is gorgeous. GS looks brownish in some light, blueish in others. I think there is some red in there, so looks brown with blue-hued pics

    Jack, do you have any suggestions for a 550 and a 575SA alignment??
    My 550 seems to push/wash out/float in mod (70-90mph) crested sweepers. Factory spec not doing it for me. Maranelloman may have specs, but I would look for second opinion anyway :)
    PM OK if thread hijack in progress
     
  15. Jack(LA)

    Jack(LA) Formula Junior

    Nov 16, 2003
    758
    Los Angeles
    Exactly. 0 or a touch of toe-out would probably be the more ideal track setting. I do run front toe-out on the Lotus Elise.
     

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