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Thread: ls1 roller rockers/ valve springs?

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    Default ls1 roller rockers/ valve springs?

    I just got some prw 1.8 ratio roller rockers for my vx ss. I have been told that i need to get some heat treated pushrods, the reason was something about the guide plates rubbing, is this ture? Also does the length of the pushrods need to change with different ratio rockers? The other thing is i want 2 change my valve springs at the same time, wat type should i get and do you need new retainers and locks?

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    GMMAD's Avatar
    GMMAD is offline 12 sec club GMMAD Executive
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    1.never heard of push rods rubbing before the hardened push rods are the same dimensions
    2. original push rods are fine no need for different length rods
    3. you don't need hardened but it wouldn't hurt
    4.valve springs choice comes down to what mods you have /or have planed
    if it is a stock cammed car go for some pac 918's
    you dont need retainers but again they are better

  3. #3
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    I have ordered some crow valve springs, retainers and pushrods. Should be here next week, hoping to get it done by the end of the week. Then i just need to get a tune and a new clutch. does any one know how much i would pay for a textrailia clutch? or some suggestions of other good heavy duty clutchers that could be used for draging but still streetable?

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    GMMAD's Avatar
    GMMAD is offline 12 sec club GMMAD Executive
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    a X or Z grip is $1450
    while your at it get a remote bleeder and braided line

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    GMMAD's Avatar
    GMMAD is offline 12 sec club GMMAD Executive
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    the std line has a restriction in it and it is plain hose so it flex's braided hose hasnt
    and the bleeder is in the bellhousing so bleeding the clutch is a pain in the arse with the remote bleeder the bleeding nipple is out side to make it easy to access

  7. #7
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    kool thank you. ill get a new clutch when i have some spare money or until i kill my stock one, haha dont think thats going to be long once i get it tuned. ill let you know how the rockers go

  8. #8
    HRT 666's Avatar
    HRT 666 is offline Cammed 8t-body stroker HRT 666 Berlina
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    My stock clutch lasted a week after the cam install, if getting a tex dont bother with the x-grip go straight to the z-grip.

  9. #9
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    About a 3 weeks ago i finished putting in my rockers but then the rocker covers didnt fit. So i had to order some valve cover spacers, got them on and started the car a week ago. Noticed a decent change in the car then.
    Got it tuned today at independent motorsport made 347hp very very happy. Ended up going mafless because i had ported the air flow meter and it wasnt reading right.
    Think i better start saving 4 a new clutch lol.

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