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Thread: carbureted commodore v6??

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    Dusty_vs is offline your resident mechanic
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    Default carbureted commodore v6??

    its been racking my brain for days now... reckon its possible to convert a commodore v6 back to carb? i know it seems stupid and its something that wouldnt gain anything from doing it but still... i wonder if its doable. the buick v6 used to be carb anyway so im wondering if theres a spot in the block that used to be a hole for a distributor that could be machined out? the cam would have to be modified for a gear for a distributor obviously and all that.. big job. but doable?

    what does everyone think?

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    Dusty_vs is offline your resident mechanic
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    oh mad theres one part accounted for...... but im still wonering about the ignition system??

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    that manifold wont fit and you wont find one that does LOL have to custom make one out of a stocker manifold and a carb plate made of alloy welded on top like the speedway guys do
    I tune the oldschool way fear on the passengers face and knuckle colour cant go wrong
    tabbacco is still my favorite vegetable

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    It would sound better than EFI but that's about all it would have going for it.

    With the Buick it is possible but with the Ecotec I have never heard or seen anything about it.
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    Dusty_vs is offline your resident mechanic
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    why the fark indeed.... im not gonna do it im just trying to get my head around if its possible.... has it been done?

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    soop is offline Banned
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    Well for instance if you want to put the V6 into a bush buggy?

    EFI doesn't like hard knocks. Sensors flip the birdy.

    I profer carbs over EFI for modifying anyway. They can work just as well.

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    Could you perhaps use a remapped ecu, just tell it to ignore the fuel mixture tables? So long as the crank angle sensor is still on the engine it should know how fast its spinning and where in its rotation its up to, right?
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    Default Carb a Holden V6

    Triple down draught Webers!!

    Anything is possible.. just not "bolt-on" for many good reasons.

    #1 - It comes factory EFI...

    #2 - EFI is good and easily tuned.

    #3 - A dizzy? why ditch the direct fire ignition? it's worlds better than a dizzy. GM spent moonbeams developing DFI. It's more accurate and carries alot more current - better spark, better bang!

    #4 - why not just get a Chev V6 or a dirty old 308 they carb and dizzy standard

    Having made those points clear, if you did carb but stayed with the Delco to control the DFI, the Fuel tables can stay, as "fuel" in the ecu wouldn't be used. Just leave the injector wires unconnected.
    You would have to use the MAP sensor connected into the manifold for load reference (tapped into all six runners for Webers) and a TPS on a Carbs throttle shaft so ecu knows throttle position (idle, back off & WOT)..
    Change fuel pump to low pressure/high flow or reduce pressure of stock efi pump with a regulator.

    Jet and tune to suit!
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    Quote Originally Posted by delcowizzid View Post
    that manifold wont fit and you wont find one that does LOL have to custom make one out of a stocker manifold and a carb plate made of alloy welded on top like the speedway guys do
    I just seen the buick in the original post.... Didnt realise it was for a ecotec....
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    wont fit buick either they are all different thats for old buick not any of the engines in a commodore
    I tune the oldschool way fear on the passengers face and knuckle colour cant go wrong
    tabbacco is still my favorite vegetable

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    Well there u go then....
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