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Thread: 4.2L VR V6 Turbo

  1. #1
    vr turbo is offline Stroked VR Turbo
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    Default 4.2L VR V6 Turbo

    Come Racing 4.2L stroker kit
    Ported and polished heads
    Forged Wisco pistons
    Come Racing con rods and rod bolts
    Crane hydraulic roller lifters
    Custom ground hydraulic cam
    Machined
    Wolf 3D custom made ECU
    GT35/40R Turbo
    50mm external wastegate
    50mm blow off valve
    600x300 front mount intercooler
    Custon Alloy intercooler piping
    Custom steam pipe Manifolds
    3" custom exhaust from turbo back
    High flow cat
    T700 gear box fully rebuilt
    Stage 3 shift kit
    3000rpm Stall Converter
    18" VY SS Rims
    Huge Stereo
    Attached Thumbnails Attached Thumbnails 4.2L VR V6 Turbo-picture-204.jpg   4.2L VR V6 Turbo-picture-202.jpg   4.2L VR V6 Turbo-picture-210.jpg  
    Last edited by vr turbo; 27-12-2007 at 09:44 AM.

  2. #2
    cruzncommo is offline Banned
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  3. #3
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by cruzncommo View Post
    nice car mate, how much RWKW? how much boost? and should get some vids
    Not finished just yet. Gonna run engine in on 9psi then see what she has got.
    Hoping for around 350rwkw upwards.

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    Wagon_Wheel's Avatar
    Wagon_Wheel is offline Drop A Patch....
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    Jeezus thats some serious pipe work!!!
    Looks awesome, bet it would go off tap!
    Should be proud of her

  5. #5
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by Wagon_Wheel View Post
    Jeezus thats some serious pipe work!!!
    Looks awesome, bet it would go off tap!
    Should be proud of her
    Yeah cheers dude i am.

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    NickVR's Avatar
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    nice man thats what i was gonna do to my vr, but after seeing all the things that went on my brothers vs im thinking other wise lol

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    Tadgh's Avatar
    Tadgh is offline itsjustasix
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    Quote Originally Posted by vr turbo View Post
    Not finished just yet. Gonna run engine in on 9psi then see what she has got.
    Hoping for around 350rwkw upwards.

    350rwkw is a big ask especially only runnin 9psi, i be thinking yoou will be needing to wind the boost up a fair bit to be reaching your target. Just a rough guide I know a guy who has built up 4.2L ecotec running 10psi without the i/c and his only pulled around 230rwkw. It does have incredible torque and absolutely flies.

    Nice work though mate it will be a weapon and you deserve to be proud of your efforts.
    13 sec ecotec

    having it blown beats stroking it!

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    Tadgh's Avatar
    Tadgh is offline itsjustasix
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    yeah i realise this hence why i said a fair bit. I am thinking well over 20psi will be required, I was just trying to give people a rough benchmark.
    13 sec ecotec

    having it blown beats stroking it!

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    Should go over 300rwkw easy as you like, good turbo, good pipes. I'd put money on it

  12. #12
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by NickVR View Post
    Awesome work on the turbo set up mate. Would be interesting to see some power figures.
    Yeah she's in gettin tuned now so should be in the next couple of days then i can finally drive it.

  13. #13
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by vr_owner View Post
    nice man thats what i was gonna do to my vr, but after seeing all the things that went on my brothers vs im thinking other wise lol
    Yeah its a lot of work and not cheap but its all in good fun.

  14. #14
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by greenfoam View Post
    Should go over 300rwkw easy as you like, good turbo, good pipes. I'd put money on it
    Im hoping so.

  15. #15
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by Tadgh View Post
    yeah i realise this hence why i said a fair bit. I am thinking well over 20psi will be required, I was just trying to give people a rough benchmark.
    Yeah the whole engine has been rebuilt bottom up. So i have to run the engine in for 2000km then im gonna screw more boost into it and see what she's got.

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    very nice car u got there
    Current: My Ride
    VY Series 2 Berlina, Leather
    Previous: Ride 2
    VR Executive, 5 Speed Manual, Ecotec 3.8

  17. #17
    vr turbo is offline Stroked VR Turbo
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    Some extreme pipework in there mate, sounds like you did everything right, im sure it will give you the output you wanted int he end.

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    Cobez's Avatar
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    Did you drive it before your turbo'd it? I have always been interested so hear how 4.2 litre stroked 6's go without any other major mods........
    Quote Originally Posted by wikky
    As already stated, mate you're an absolute gherkin strummer.

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    Quote Originally Posted by Cobez View Post
    Did you drive it before your turbo'd it? I have always been interested so hear how 4.2 litre stroked 6's go without any other major mods........
    Talk to SirCruise VS (Pete) about how the stroked 4.2 goes before his blower. He ran it down the strip last meet we had before the blower.

  23. #23
    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by Cobez View Post
    Did you drive it before your turbo'd it? I have always been interested so hear how 4.2 litre stroked 6's go without any other major mods........
    Nah i didnt hey i just gave it to the mechanic stock and havent driven it since
    but i am very curious to hear how it will sound and go.

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    usually turbo cams have a bit of overlap to help scavange the exhaust gases, if thats the case she should sound pretty darn nice. but even a turbo on a standard motor totally changes the note.

    It looks like a very well designed and made setup. should be nice and reliable and give you big numbers. i wish i could afford a BB turbo!!

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    vr turbo is offline Stroked VR Turbo
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    Quote Originally Posted by Commotion View Post
    usually turbo cams have a bit of overlap to help scavange the exhaust gases, if thats the case she should sound pretty darn nice. but even a turbo on a standard motor totally changes the note.

    It looks like a very well designed and made setup. should be nice and reliable and give you big numbers. i wish i could afford a BB turbo!!
    Thanks dude i really hope it is reliable

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