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Thread: what should be my next mod [LS1]

  1. #1
    Kingston_99's Avatar
    Kingston_99 is offline 383ci HTV2300 blown LS1!!
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    Default what should be my next mod [LS1]

    hey people.
    i have a VY series II SS ute.
    mods done so far:
    Comp cam (mild cam, spec's unknown)
    OTR intake
    Maffles tune
    Pacemaker extractors
    Custom twin 2 1/2 exhaust with X-force stainless hi-flow cats and Red Back high flow muffler.

    got a new clutch going in on Wednesday (TEX Z grip clutch with a Ripshift), so more power is on the line.

    i have been thinking a storker kit, but what are some other mods i can do to get some good numbers with out going forced induction (not yet anyway).
    want to see more then a typical commodore fitted with an exhuast, then check my thread out... link broken cuase i dont own a tuff car, i just made it up...

  2. #2
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    Aside from spending lots of cash on little things for minimal gains eg MSD coils, fast manifold, larger TB, best to save for the stroker kit. About 10K i think drive in and out.

  3. #3
    Kingston_99's Avatar
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    actualy i wouldnt mind a larger TB. i keep reading everywhere that these motors love air.

    and Dammmm!!! was not expecting stroker kit to be that much. i just want the kit, and probs fit myself.
    want to see more then a typical commodore fitted with an exhuast, then check my thread out... link broken cuase i dont own a tuff car, i just made it up...

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    Quote Originally Posted by Kingston_99 View Post
    actualy i wouldnt mind a larger TB. i keep reading everywhere that these motors love air.

    and Dammmm!!! was not expecting stroker kit to be that much. i just want the kit, and probs fit myself.
    you could prob pick up a kit for round 4-5ish maybe ? but your pretty keen to do it yourself . you a mechanic ?

  5. #5
    s_ikari2015's Avatar
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    You could get the manifold and TB setup (85-92mm) for about $1,500. Apparently it's around the 20hp gain mark. I would dare say that would also be after a decent dyno tune, another $1k +
    I haven't lost my mind, it's backed up on tape somewhere

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    diff gears, bigger thottle body, heads. ive heard the fast manifolds dont do much unless u have stroker kit or turbo or blower.
    My CaR dOsNt ChErP gEaRs, It JuSt KiCkS sIdEwAyS!

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    depends on how much more power you want some 383's will give you 450rwhp depending on whats in it

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  9. #9
    Kingston_99's Avatar
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    Quote Originally Posted by nate-vy View Post
    you could prob pick up a kit for round 4-5ish maybe ? but your pretty keen to do it yourself . you a mechanic ?
    naa nate, i wish i was a machanic.

    Quote Originally Posted by Vt_vic View Post
    depends on how much more power you want some 383's will give you 450rwhp depending on whats in it
    can someone explain or direct me to what 383's are?

    Quote Originally Posted by karlos View Post
    Diff gears and brakes.
    yeah diff gear is on the list. i thought about brakes, but at the prices i got quoted....hell no! i mite find some Maloo ones.
    want to see more then a typical commodore fitted with an exhuast, then check my thread out... link broken cuase i dont own a tuff car, i just made it up...

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    Quote Originally Posted by Kingston_99 View Post
    hey people.
    i have a VY series II SS ute.
    mods done so far:
    Comp cam (mild cam, spec's unknown)
    OTR intake
    Maffles tune
    Pacemaker extractors
    Custom twin 2 1/2 exhaust with X-force stainless hi-flow cats and Red Back high flow muffler.

    got a new clutch going in on Wednesday (TEX Z grip clutch with a Ripshift), so more power is on the line.

    i have been thinking a storker kit, but what are some other mods i can do to get some good numbers with out going forced induction (not yet anyway).
    Next mod would be heads ,depending on cam specs you should see the 300rwkw mark ,
    dont waste your money on fancy manifolds, a t/b helps
    spend a little extra and get double valve springs for your own insurance .

  11. #11
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    my understanding is 383 is a stroker kit wich most LS1 owners stroke there 347's to

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    (Kingston_99 QUOTEyeah diff gear is on the list. i thought about brakes, but at the prices i got quoted....hell no! i mite find some Maloo ones.[/QUOTE]

    Braided lines and good fluid will be a worthy upgrade for minimal outlay.Have you tried Race Brakes(Buisness)?

    If you go diff gears make sure you use genuine and not aftermarket if you want a quiet diff.This is going to be the mod that will bring a wide smile to the face,bring the package together.Id be looking at a Harrop diff cover to shortly.

    As someone mentioned,do you have valvesprings done?

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    Diff gears would be the next; I guess the issue here is if you go 3.9's and later go forced induction you may have to change ratios again.

    If you are going to a larger throttle body you should also go to a intake manifild to suit, as the inlet to the stock manifold is only 75mm.

    QldKev

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    Kingston_99's Avatar
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    thanks for all the info guys, i gess i will just keep doing my research as i dont realy know where to start. i mite start of with a bigger zorst (purely just for the sound), then get a bigger cam with valves as well, then some heads, then (maybe) a stroker kit if i have the $$$$.

    my mind keeps jumping from one to the next.
    want to see more then a typical commodore fitted with an exhuast, then check my thread out... link broken cuase i dont own a tuff car, i just made it up...

  15. #15
    Kingston_99's Avatar
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    Quote Originally Posted by QldKev View Post
    Diff gears would be the next; I guess the issue here is if you go 3.9's and later go forced induction you may have to change ratios again.

    If you are going to a larger throttle body you should also go to a intake manifild to suit, as the inlet to the stock manifold is only 75mm.

    QldKev
    thats an easy fix there, as i have an OTR, so just a bigger rubber hose to connect the too.
    want to see more then a typical commodore fitted with an exhuast, then check my thread out... link broken cuase i dont own a tuff car, i just made it up...

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    Quote Originally Posted by Kingston_99 View Post
    thats an easy fix there, as i have an OTR, so just a bigger rubber hose to connect the too.
    no, the mouth of the actual manifold behind the t/b is 75mm. not infront.

  17. #17
    HRT 666's Avatar
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    Quote Originally Posted by Kingston_99 View Post
    thats an easy fix there, as i have an OTR, so just a bigger rubber hose to connect the too.
    Haha thats gold mate! Good one.

  18. #18
    OFF T4P's Avatar
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    best and cheapest way would be get a blower or turbo set up now then upgrade all them little things down the track it would make more sense to do it that way as you can buy parts that suit forced inductions instead of having to change stuff later on to suit. plus it will be the cheapest way to get good power. very streetable power also.
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    Quote Originally Posted by VTPREDATOR View Post
    no, the mouth of the actual manifold behind the t/b is 75mm. not infront.
    That's why some people don't realise bolting on a bigger throttle body alone does nothing, there's still the 75mm bottleneck of the manifold.
    I haven't lost my mind, it's backed up on tape somewhere

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    Claudy's Avatar
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    If manual get 4.11 diff gears, I have and wouldn't go back at best thing I ever did(after mafless tune)
    Gen3 6spd Manual VT SS
    VT V6 Manual turbo

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    2 of these

    Last edited by BradSV8; 29-07-2010 at 07:51 PM.
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