First time out.... waa waa waa waaaaaaaa !

Discussion in 'Street/strip 400/430/455' started by sootie007, Dec 4, 2007.

  1. yacster

    yacster Lv the gun tk the Canolis

    Just read through the whole thread~ I'm cheering you on like a groupie!! :laugh: Makes me get all psyched about my upcoming build:TU:
     
  2. sootie007

    sootie007 65 Skylark -455 - T350

    Thanks Yac.
     
  3. ricknmel67

    ricknmel67 Well-Known Member

    I see 13's (or better) in your future!!
    :TU: :3gears:
     
  4. 69GS400s

    69GS400s ...my own amusement ride!

    Gotta love a good story ... now just write us a happy ending :beers2:
     
  5. sootie007

    sootie007 65 Skylark -455 - T350

    Well I have it back in the car and running. Its "clackety" from the valve covers like before with the iron stage ones . I have the TA SE heads now. The clacking is all up high. Is this normal for these 455 Buicks...its been so long since I built another 455 (this one second go around :( ) I cant remember if my old one was clacky up top all the time compared to small block Chevys etc. I think the 288-94h is a fast ramp profile - it just sounds like valves slamming shut to me - but its un-nerving to hear. Anybody else have this experience...I have new TA lifters,pushrods arent hitting- are centered and I have proper preload. Thanks, John
     
  6. LARRY70GS

    LARRY70GS a.k.a. "THE WIZARD" Staff Member

    I have found that the aluminum heads require a bit more preload than iron heads. They grow more when hot. I'm at 3/4 turn past 0 lash now. They are dead quiet when cold, but a lttle clicky when hot. I have roller rockers. I could probably go to 1 full turn, but I think you are better a little loose than too tight.
     
  7. sootie007

    sootie007 65 Skylark -455 - T350

    Larry just by feel when you are at tdc 3/4 turn past zero lash can you still turn the pushrods with your finger with some effort or are they too tight to move ? I have experienced the same quieter (but still clicky) at startup until the oil thins out then its click time........Thanks J.
     
  8. Smartin

    Smartin antiqueautomotiveservice.com Staff Member

    I run the 288-94H and I have valvetrain noise...have checked and rechecked pushrod adjustments. I think it's the nature of this particular cam profile.
     
  9. sootie007

    sootie007 65 Skylark -455 - T350

    Yes I have heard fast ramps do this too......I guess I shouldnt worry thanks for your input...J
     
  10. LARRY70GS

    LARRY70GS a.k.a. "THE WIZARD" Staff Member

    Want a perfectly quiet valvetrain? Get a completely stock motor. There will be some noise with performance after market stuff. It doesn't bother me.
     
  11. moleary

    moleary GOD Bless America

    Good Post Larry! Making Power = making noise! It bothers me a bit too, but, be glad you are not a Chevy guy with a gear drive:TU: MO

     
  12. I didnt have any valvetrain noise with the 113 or 118 cam. now that i'm half deaf i doubt i'd hear any noise with a solid cam
     
  13. sootie007

    sootie007 65 Skylark -455 - T350

    It doesnt bother me per se - noise in a performance motor ....I guess I am overly sensitive to any noises in this build right now as I am coming off a smoked motor with less than 500 miles on it . Hopefully there is no relationship between the valvetrain clacking and my last builds early demise.....:pray: .Its been a long road ! JFK
     
  14. sootie007

    sootie007 65 Skylark -455 - T350

    My 65 idling cold ~ 900 rpm - TA 288-94h +4 advanced, Ta se heads,10:1 , 2.5 " summit turbos, pypes xpype system ,gessler manifolds. It sounds a little nastier once hot - idled down. J

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    Last edited: Oct 13, 2008
  15. SpecialWagon65

    SpecialWagon65 Ted Nagel

    That made me smile. I hope it runs as well as it sounds!:beer
     
  16. sootie007

    sootie007 65 Skylark -455 - T350

    Thanks for the compliment...J
     
  17. sootie007

    sootie007 65 Skylark -455 - T350

    Well its looking like I will be heading back to the track for the first time since my 600 mile motor fried. Along with a fresh rebuild I have Nitto NT555R's, a rear sway bar, new rear shocks to hopefully get that blazing 2.4 sec 60 ft down :Brow: spin spin spin...... ...heres a few pics - wish me luck - no 2nd meltdown :pray: .....pretty sure I will be selling her in the next 3 months as its time for another project ....... J
     

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  18. msc66

    msc66 still no vacuum

    Well that is one sweet looking car. Good luck weds. I'll be eagerly awaiting a full (and good) report.

    Sell? After all we, uh, I mean you have been through? I don't know if I could do it.
     
  19. sootie007

    sootie007 65 Skylark -455 - T350

    Thanks Mike ....Yes I think its time to sell while she is fresh ...hey how is your ride coming along ? Have they cracked into your motor yet ? Any progress to report ? J
     
  20. gospdgo

    gospdgo Eeny, meeny, miney, moe!

    You can't be embarrassed when a Subaru WRX beats you off the line! It's a lighter car with AWD!!! It's virtually impossible to launch better unless you're running drag tires with a burn out before hand. I've raced them at tracks with my charger and every time they shot out of the hole like a bullet. Just accept that four wheels are going to get better traction than two.

    You should have at least emptied your tires to as low as 20-22 psi for a tad more traction. That's what I did on top of the track techs spraying the alcohol sticky stuff, (sorry, i don't know what its called) which gave me a super launch on street tires on my last two passes.:3gears:

    That's all I have to offer. Might want to invest in some steeper gears w/posi, but I'm sure you already knew that.
     

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