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Thread: vn plug gap

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    Default vn plug gap

    plug gap vn

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    vnv8driver is offline Banned
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    1.3mm with a standard plug for the v6, can differ with differant types/brands of plugs.

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    Quote Originally Posted by pranksta View Post
    plug gap vn
    yup, spot on.
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    People just stupid or cant ya understand he wants to know the plug gap. I thought the gap was 1.5mm
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    1.5mm was what I used to set mine at.
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    Quote Originally Posted by coolvncommodore View Post
    People just stupid or cant ya understand he wants to know the plug gap. I thought the gap was 1.5mm

    same plug gap is 1.5 mm and think can be 1.3 or 1 mm for gas

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    what they are in the box is normally correct.
    Some plugs that require larger gaps are marked in the books with a number after the regular number. The number tells you what size they need to be.

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    sorry guys that was my dad he was trying to search for the plug gap he doesnt kno much about forums and must have clicked the wrong thing!
    cheers for the replies tho, i ended up getting bocsh platnium plus plugs to suit the vn v6 which were gapped at 1.5 mm

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    azkwazere is offline Ahhh Yes, Ahhh Yes....
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    Quote Originally Posted by jas98 View Post
    same plug gap is 1.5 mm and think can be 1.3 or 1 mm for gas
    twas my understanding they had a bigger gap for gas?

    aZk.

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    Quote Originally Posted by azkwazere View Post
    twas my understanding they had a bigger gap for gas?

    aZk.
    pretty sure the gap for gas is 1 mm or 1.3 and petrol is 1.5 mm

    plus you should always check and see that teh plug gaps are correct before putting them in even if it says that there correctly gaped when made

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    all buick V6 engines should be gapped 1.5mm (except for gas) i had fitted new plugs as per the suppliers listing of 1.3mm and instanly lost fuel economy. re-gapped to 1.5mm and fuel economy came back. intererstingly the old plugs that came out were nearer to 1.6mm and were still going strong.

    ecotecs however don't seem to like going over the 1.5mm gap. (higher CR)

    i agree, you should always double check the plug gaps before putting new plugs in
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    vnv8driver is offline Banned
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    theres a whole lot of new plug ranges out these days, i have a set of irridiums for a v6 that is gapped to 1.3mm....

    same as i got a new set for the v8 the other week, normally it is a .9mm gap, now bosch's range for the v8 is 1.1mm standard...

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    got my manual out the vn to double check as i was sure that was right....

    turns out were both wrong, its exactly, 0.95-1.05mm (v8) and 1.4-1.5mm (v6)

    like i said though i went to supercheap a few weeks ago and found the ranges have changed, the plugs i got for my v8 were 50 bucks (midrange) and is 1.1mm gap, when the 90 dollar v8 plugs were 14.-1.5mm...


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