STi and Flywheels: Stock vs....

Discussion in 'Modifications & DIY how-to' started by 2thAche, Apr 22, 2009.

  1. 2thAche

    2thAche Member

    Changing out my clutch this month, and the car will likely be track only (road courses, no drags) within a year. Since it will be apart anyway, should I be looking at lighter flywheels? Any recommendations?

    I don't want anything that will cause problems, needs to be %100 solid when run hard.

    If there is not much benefit I'll stay stock, but I figured I'd listen to those w/ experience...
     
  2. integroid

    integroid Supporting Member

    I have a streetlite flywheel and have had 0 problems from it. Much easier to match revs IMHO. I think most people start running into problems with the racelite flywheels.
     
  3. pEd

    pEd This ain't no Piccadilly!

    I'd agree with Eddie. Stay with the stock flywheel or the Streetlight. If reusing your stock flywheel, make sure you have it resurfaced.
     
  4. Cool_____

    Cool_____ Banned

    Streetlight (13 lbs) are good. Anything less and driving really sucks. I had a Fidanza 9lb fly on the 5MT and I royally hated driving the car. You had to rev it up high to start moving.
     
  5. blindfold

    blindfold Active Member

    how much does the OEM sti flywheel weigh?
     
  6. Cool_____

    Cool_____ Banned

    18.5 lbs.
     
  7. techlord

    techlord Active Member

    I have the 13lb'er on my car and as coolrex said there was some bogging issues until I got the 6mt.
    I would like to hear from teh STI guys as the greater torque should ease the bogging.
    I thought WJM liked the 9lb fidanza...I was thinking about it for the coupe.
     
  8. ZenMotors

    ZenMotors Member

    I would not go lighter then the ACT Streetlight.
     
  9. 2thAche

    2thAche Member

  10. Cool_____

    Cool_____ Banned

    WJM does like the 9 lber....he has my old one.
     
  11. integroid

    integroid Supporting Member

    Yup, that looks like the one. I am sure one of the vendors on here can get you a great price on one and probably match whatever you find out there.
     
  12. gotsol

    gotsol Active Member

    WJM has some odd taste in mods though
     
  13. integroid

    integroid Supporting Member

    Yeah, he is the one that swears by Megan Racing Coil Overs and I for one know they are junk.....well at least for the LGT.
     
  14. Cool_____

    Cool_____ Banned

    Stay on topic guys.
     
  15. '05limited

    '05limited Member

    I've got the act streetlite with a 6-puck clutch - I like the flywheel... the clutch...eh.
     
  16. integroid

    integroid Supporting Member

    Trust me...I am sure it is better than what I have:) Any 6 puck clutch is going to be somewhat harsh.
     
  17. GTscoob

    GTscoob Black is Beautiful

    I'm loving my 12lb fidanza flywheel. It does feel like my car has less low end than comparable 2.0s when you're talking 2-2.5krpm but after that its not noticeable and much more responsive for rev-matching. You really shouldnt be lugging the motor much less than 2k rpm IMO. It doesnt feel like bogging like Techlord mentioned but just that you have to get on the throttle and back off, either that or just slip the clutch and rev the motor out a bit.
     
  18. FRCFED4

    FRCFED4 Member

    i have the streetlight on my sti, it took a few days to get used to and i still stall every now and then depending on the situation. revs a bit better but not a noticable difference in the way i drive
     

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