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Thread: turbo or supercharging my VR, help!

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    Default turbo or supercharging my VR, help!

    I have a VR S Commodore, and i am wanting to either turbo or super charge it.
    What are my best options? What will work out best for me performance wise? (without going crazy with something like a s/c + twin turbo set up).
    Where should i go to get this done and roughly what sort of price range am i looking at?

    I'm not very car literate so as much info and experience as possible would be much appreciated.
    Thanks.

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    Get on you tube and hunt round this site for guys that have done that sort of upgrade. Theres heaps of info just have to find it, I did my supercharger just by looking at others that have been done.

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    i personally like superchargers cos they kick in straight away cos they are driven by the crank, where as turbo's have some lag time while they spool up before they take off. but in saying that a supercharger saps some power from engine while the turbo doesnt, its all done by the exhaust. so really the turbo would give a bit more power but it would take a couple of seconds for it to spool (the lighter the internal parts of the turbo the faster it will spool up). also the supercharger setup is alot cheaper and from what i here is alot easier to install yourself than a turbo setup. just my 2c

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    ive been looking into this myself... cant work out if its cheaper to dig around for an L67 motor (and scrounge for conversion parts) or to put a sc on the ecotec...

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    My set up cost me about $450. Made all the bits like brackets, piping, ali welding etc my self so that made it way cheaper. If you have half an engineers eye you be sweet and just talk to peple befor and while you fab the parts etc. BUT after what ive done I wish I did the Turbo upgrade and not the supercharger but then I like turbos so its up to you. Look into a XR6 Turbo, they are tidy and run on a 4L 6 cylinder. Thats what im heading for next time!

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    blasphemy! no talking about fords in this forum! lol nah but seriously i'd convert to ford if i could afford an xr6 turbo, even better an F6 wooooo!

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    I have driven a few manual XR6 Turbos as a few are owned in my family and they go hard, but back on topic as said it is personal preference, I personally would either do a L67 or LS1/2 Conversion rather then throwing money into a bog stock Buick or Ecotec V6, I like superchargers due to the lack of lag, but many turbo skylines etc that I have driven, well u better be awake when they finally come on boost.

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    Theres a bloke on here that has a raptor side mount supercharger on his ecotec and it hauls awsomly. Having seen it i can recomend it.
    Quote Originally Posted by Blown V6 Hatch View Post
    Has ACL stopped making flat top pistons or something? Grinding a heap off the heads seems to be the latest fashion...
    Quote Originally Posted by Reaper View Post
    It's cheap and half arsed - perfect fit for a Commodore
    Reaper

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    Get one thing right I would never Buy Drive or own A Ford only thing I was looking at is ther XR6 Tubo set up and how it could be put on a V6 thats worth having! Al in Al that bloody ford has a dam good and strong setup so why not use it (get to wreck a ford in the process) what could be better. Im keen.

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    Quote Originally Posted by WAFFEN SS View Post
    My set up cost me about $450. Made all the bits like brackets, piping, ali welding etc my self so that made it way cheaper. If you have half an engineers eye you be sweet and just talk to peple befor and while you fab the parts etc. BUT after what ive done I wish I did the Turbo upgrade and not the supercharger but then I like turbos so its up to you. Look into a XR6 Turbo, they are tidy and run on a 4L 6 cylinder. Thats what im heading for next time!
    Why do you wish you had gone turbo rather than s/c?
    Also, $450.00? This sounds a little cheap comparing to prices i see around that are in their thousands?
    Quote Originally Posted by Morton View Post
    You're better off using a 175g can of Masterfoods Wholegrain Mustard. I just measured that, and it's 9.5cm tall. Keep one in your car at all times, and if a police officer tries the "coke can test", you can tell him what I told you

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    soop is offline Banned
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    Budget a rebuild if you want to do it properly.
    Otherwise look for an Eaton E90(?) supercharger. That or find yourself a couple of turbo's of a small truck at the wreckers and get some piper work made up. Run about 4psi and you should be safe.

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    SC14= $230 2nd hand
    Front mout= $80 New
    Sillicon joins= $60 New
    Given 2 lots of standed skyline piping= $-- 2nd hand
    skyling BOV x2= $ Box of piss 2nd Hand
    Hose clamps and bits= $40-50 New
    And 2 or 3 more boxes of piss to use a mates ali tig welder. Most of it is who you no and what you can do your self.

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    Quote Originally Posted by WAFFEN SS View Post
    SC14= $230 2nd hand
    Front mout= $80 New
    Sillicon joins= $60 New
    Given 2 lots of standed skyline piping= $-- 2nd hand
    skyling BOV x2= $ Box of piss 2nd Hand
    Hose clamps and bits= $40-50 New
    And 2 or 3 more boxes of piss to use a mates ali tig welder. Most of it is who you no and what you can do your self.
    Shit, that sounds alright.
    Quality and performance wise though, does it give a good result? And did you install yours yourself?
    Quote Originally Posted by Morton View Post
    You're better off using a 175g can of Masterfoods Wholegrain Mustard. I just measured that, and it's 9.5cm tall. Keep one in your car at all times, and if a police officer tries the "coke can test", you can tell him what I told you

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    Id say its good quality. Have a look at my thread theres some pics. What you think?

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    Quote Originally Posted by WAFFEN SS View Post
    Id say its good quality. Have a look at my thread theres some pics. What you think?
    Looks pretty neat man, good job.
    Shame your in NZ or i would have hired you to do it.
    Quote Originally Posted by Morton View Post
    You're better off using a 175g can of Masterfoods Wholegrain Mustard. I just measured that, and it's 9.5cm tall. Keep one in your car at all times, and if a police officer tries the "coke can test", you can tell him what I told you

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    I ran a sc14 on the stock pulley unintercooled. The noise it made outweighed any performance gain i got out of it.

    Then decided to go for a 77mm pulley, bigger injectors and a tune to suit. Also intercooled and larger fuel pump etc. Ran quiter due to a betetr blow off valve and the cooler. Power was awesome down low but did run out of puff at about 4500rpm in 2nd.

    Since I had done all the hard work, I sold the sc14 and got a T70 turbo, and some manifolds welded up. And that by far is so much better than the sc14. The power is actually useable and so much more fun. Not to mention it's not awfully loud. running the same boost (10psi) and its so much faster than the sc14 on 10psi!
    R.I.P dynoryder

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    Don't go an SC14. They were never designed for a large capacity motor and sound horrendous. Your probably better of spending around 5k for say a Raptor kit. Has everything you need plus a mod plate (which can be hard to acquire).

    All this talk of turbo lag. The only turbo lag you really get now days is if your running massive turbos (T04Z etc.). Thanks to dual ball bearing turbos and the like spool time is considerably decreased on small turbos. As said before you could also go a valley mount supercharger but then it's more complicated again. When/If I ever get the funds I will be heading down the path of Raptor charging the VR just for the sheer fact I can easily revert back to stock when I eventually sell the vehicle.

    Not to mention supercharging is less brutal on engine components as the boost rises with the revs where as in a turbo setup the boost comes on all at once. My 2 cents.
    Welcome to the internet where people have opinions that you might not like




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    it would be great if someone could post up a cheap way and install instructions on a supercharger for an ecotec...

    If i had the cash i would go raptor kit but put simply im not spending 5k on my vs when i bought it for 1500...

    waffen do you have any info on what tools are needed and possibly instructions on what to do...

    cuz all over these forums i see diy ranging from 500 - 2500

    Im not expecting crazy results from a 450 buck get up... but something boost wise would be great

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    just look at the sc14 thread in the v6 section. And bear in mind they do sound loud, and horrible! Here's mine when I had it running on stock boost YouTube - Holden Commodore VR V6 With SC14 Startup, idle and small revs
    R.I.P dynoryder

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    Quote Originally Posted by chrrr View Post
    just look at the sc14 thread in the v6 section. And bear in mind they do sound loud, and horrible! Here's mine when I had it running on stock boost YouTube - Holden Commodore VR V6 With SC14 Startup, idle and small revs
    Really? They sound horrible?
    Why the hell are they so popular then? Guess its because they can be done for cheap..
    Quote Originally Posted by Morton View Post
    You're better off using a 175g can of Masterfoods Wholegrain Mustard. I just measured that, and it's 9.5cm tall. Keep one in your car at all times, and if a police officer tries the "coke can test", you can tell him what I told you

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    That's it. It's the poor man's way of getting forced induction really. No offence to those running that setup of course.
    Welcome to the internet where people have opinions that you might not like




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