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Thread: Running an ecotec on diesel?

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    Default Running an ecotec on diesel?

    So in light of the GST hikes we have been going thru over here in NZ, this evening I decided Id try and save a little money and put some diesel in my VS instead of petrol (diesel is $1.16/litre, petrol is $1.80). Seems to run ok, bit smokey though. I was just wondering though, my VS has done almost 400,000 ks and its rings are a bit worn - so I may not have enough compression for the diesel to ignite properly.

    My vr is much lower ks though, in better condition and has had the heads shaved a bit so runs higher comp than stock. Do you guys think I would be better running my VR on diesel than my VS? Ive been thinking of asking delcowizid to do a special tune for me to run diesel, maybe once its done you guys could get a diesel memcal and try it too!
    Quote Originally Posted by QuickVRII95 View Post
    Elaborate, For All Of Us... How The Hell Is A Commodore A Friggin 4-Stroke...???
    Where Are You Getting Your Facts From...???
    Quote Originally Posted by QuickVRII95 View Post
    You All ARE Wrong About A Commodore Being A 4 Stroke Engine... Or Any Car For A Matter Of Fact...
    A V6 CAN'T Run On ONLY 1 Cylinder... IT'S A 24 STROKE ENGINE... 4 CYCLES Per Cylinder... "Basically Three V-Twins Together

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    Vee-ard's Avatar
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    Seriously? are you trying your hand at trolling or what?
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    Quote Originally Posted by lindsay.VS.Wagon. View Post
    ....a mini spool creates greater airflow to the engine which means more oxygen into the engine which adds greater combustion which adds an all around performance upgrade.
    Quote Originally Posted by edals View Post
    Also found running your lights all the time looses 100kms to a tank also.


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    no hes fully serious he just left here to go fill up
    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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    Quote Originally Posted by Vee-ard View Post
    Seriously? are you trying your hand at trolling or what?
    +1. The air must be a tad thin over your way...........

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    How did he get the wide diesel nozzle in his unleaded petrol filler then?
    The hall of fame:
    Quote Originally Posted by lindsay.VS.Wagon. View Post
    ....a mini spool creates greater airflow to the engine which means more oxygen into the engine which adds greater combustion which adds an all around performance upgrade.
    Quote Originally Posted by edals View Post
    Also found running your lights all the time looses 100kms to a tank also.


    ಠ_ಠ

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    mix about a liter of lighter fluid in with each tank. octane level will even out and you should be good to go

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    If you're converting to diesel, you should get a jake brake installed.
    The hall of fame:
    Quote Originally Posted by lindsay.VS.Wagon. View Post
    ....a mini spool creates greater airflow to the engine which means more oxygen into the engine which adds greater combustion which adds an all around performance upgrade.
    Quote Originally Posted by edals View Post
    Also found running your lights all the time looses 100kms to a tank also.


    ಠ_ಠ

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    I poked a hairclip in through one of the side holes to hold the flap open, and carefully poured it in from the bowser.
    Quote Originally Posted by QuickVRII95 View Post
    Elaborate, For All Of Us... How The Hell Is A Commodore A Friggin 4-Stroke...???
    Where Are You Getting Your Facts From...???
    Quote Originally Posted by QuickVRII95 View Post
    You All ARE Wrong About A Commodore Being A 4 Stroke Engine... Or Any Car For A Matter Of Fact...
    A V6 CAN'T Run On ONLY 1 Cylinder... IT'S A 24 STROKE ENGINE... 4 CYCLES Per Cylinder... "Basically Three V-Twins Together

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    back in the days of carbies lots of people used to run anywhere upto 50/50 desiel petrol mix with no issues start low on the mix with the injection then work your way up we should fit the wideband and see whats happening and crank in some more timing
    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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    I'm not going to do the whole 'you full serious you troll?'

    But I don't think this will end well, Diesel and Petrol are not really interchangable or mixable fuels....

    Prepare for your motor to die. Very Quickly - unless you undertake some massive work to convert it to a diesel.
    1997 VS II - S

    Stage II Auto: Pacemakers & 2.25 Hi Flo: VT Brakes: Lowered: Spaced & Insulated




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    andrew426 i think your on the right track running your vs on diesel. i run diesel in my electric gas turbine methanol injected 3 stroke rotary powered unicycle, and have never had a problem..except for when it pops a mono...
    Quote Originally Posted by v6monstar View Post
    dude your piston slapping your going to have to titan up your pistons be for you throw a con rod throw the side of the of your engine

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    How is that even possible? Compression wouldn't even be close would it?
    -Democracy must be something more than two wolves and a sheep voting on what to have for dinner.
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    I was also thinking if I disconnect the thermo fan and put a 103* thermostat in it might burn a bit better too.

    And I know its hard to believe guys, but Im not shitting you. I have probably a 70/30 mix of petrol/diesel in the car at the moment - and I intend to bring that up to atleast 50/50 after a few more days.
    Quote Originally Posted by QuickVRII95 View Post
    Elaborate, For All Of Us... How The Hell Is A Commodore A Friggin 4-Stroke...???
    Where Are You Getting Your Facts From...???
    Quote Originally Posted by QuickVRII95 View Post
    You All ARE Wrong About A Commodore Being A 4 Stroke Engine... Or Any Car For A Matter Of Fact...
    A V6 CAN'T Run On ONLY 1 Cylinder... IT'S A 24 STROKE ENGINE... 4 CYCLES Per Cylinder... "Basically Three V-Twins Together

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    Ive heard of mixing petrol with diesel (for a diesel engine).It stops the diesel from freezing up in the winter.Never heard of mixing it with petrol for a petrol engine though,keep us up to date on how that goes for ya.

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    compression ratios can vary from around 14:1 to as high as 28:1... I dont think the 9:1 c/r of an ecotec will be sufficient to compress and ignite the diesel.
    Quote Originally Posted by v6monstar View Post
    dude your piston slapping your going to have to titan up your pistons be for you throw a con rod throw the side of the of your engine

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    Quote Originally Posted by Brett_jjj View Post
    Ive heard of mixing petrol with diesel (for a diesel engine).It stops the diesel from freezing up in the winter.Never heard of mixing it with petrol for a petrol engine though,keep us up to date on how that goes for ya.
    nah thats pretty bad, diesel injector pumps run extremely fine tolerances and you can stuff them pretty easily. Best just to use winter grade diesel, its got a lower pour point so the parrafin wax in it stays suspended instead of hardening.
    Quote Originally Posted by QuickVRII95 View Post
    Elaborate, For All Of Us... How The Hell Is A Commodore A Friggin 4-Stroke...???
    Where Are You Getting Your Facts From...???
    Quote Originally Posted by QuickVRII95 View Post
    You All ARE Wrong About A Commodore Being A 4 Stroke Engine... Or Any Car For A Matter Of Fact...
    A V6 CAN'T Run On ONLY 1 Cylinder... IT'S A 24 STROKE ENGINE... 4 CYCLES Per Cylinder... "Basically Three V-Twins Together

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    Quote Originally Posted by python_hunter1 View Post
    compression ratios can vary from around 14:1 to as high as 28:1... I dont think the 9:1 c/r of an ecotec will be sufficient to compress and ignite the diesel.
    Thats why he has spark plugs.. he doesnt need to rely on the spontaneous combustion through compression.

    I still dont think it will be healthy though. Good luck with it.
    The hall of fame:
    Quote Originally Posted by lindsay.VS.Wagon. View Post
    ....a mini spool creates greater airflow to the engine which means more oxygen into the engine which adds greater combustion which adds an all around performance upgrade.
    Quote Originally Posted by edals View Post
    Also found running your lights all the time looses 100kms to a tank also.


    ಠ_ಠ

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    How does the diesel effect running in general, does it use more fuel or sound different?

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    Quote Originally Posted by T-rex View Post
    How does the diesel effect running in general, does it use more fuel or sound different?

    You would have a GIGANTIC cloud of smoke following you around.
    The hall of fame:
    Quote Originally Posted by lindsay.VS.Wagon. View Post
    ....a mini spool creates greater airflow to the engine which means more oxygen into the engine which adds greater combustion which adds an all around performance upgrade.
    Quote Originally Posted by edals View Post
    Also found running your lights all the time looses 100kms to a tank also.


    ಠ_ಠ

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    Quote Originally Posted by Andrew426 View Post
    nah thats pretty bad, diesel injector pumps run extremely fine tolerances and you can stuff them pretty easily. Best just to use winter grade diesel, its got a lower pour point so the parrafin wax in it stays suspended instead of hardening.
    Yeah,im talking 30-40 years ago before summer/winter type diesel fuels were the norm.Ive heard a few old blokes say it was a common thing to do back then to stop diesel freezing up in winter..

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    the old boys used to top up with petrol every fill when doing hauls over the hills gives them a little more punch its like deisel engine booster just if you put too much in they go full throttle with no throttle LOL gets a tad dangerous when you cant stop them reving right out
    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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    anyway, petrol goes in a petrol engine.....diesel goes in a diesel engine....or is that the other way around
    Quote Originally Posted by v6monstar View Post
    dude your piston slapping your going to have to titan up your pistons be for you throw a con rod throw the side of the of your engine

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    My dad accidentally put about 10 litres of diesel in his old WB ute and it ran better than it did with just petrol.
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    I recall a ford telstar years ago having a full tank of diesel in it and it would not start lol

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