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  1. #1
    Member DoferGofer's Avatar
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    Jun 2004
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    Edgewood Maryland
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    Spark plug cleaning Pros/Cons?

    What are the pros and cons of cleaning spark plugs with air/sand spark plug cleaner?

    If you can't run with the big dogs, just stay on the porch.

    Model E150DPLIIB, Serial 05311818, Mfg Date 02/2011

    SST... 14 1/2" x 19" 45.0 mph.@4950
    Rebel 15 1/2" x 17" 45.1 mph.@5250
    Rebel 15 1/2" x 16" 44.6 mph.@5300 (Re-pitched/Balanced/Blue Printed by Mark's Props)
    Rebel 15 3/4" x 15" 44.2 mph.@5700-5750

  2. Member
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    Houston
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    #2

    Re: Spark plug cleaning Pros/Cons? (DoferGofer)

    On older engines, it really wasn't an issue. On DI, E-tec or new technology engines, It can produce a round spot on the strike pad, this allows the spark to only hit in one spot on the pad, this wears out the pad sooner. The other problem is that you may not get a good seat on the plug gasket. Once it's compressed, thats it. We index plugs on new engines, sometimes this can pose a problem as it is necessarry to add some torque to get a line up, the next time around, the plug will be loose.

  3. Member DoferGofer's Avatar
    Join Date
    Jun 2004
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    Edgewood Maryland
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    #3

    Re: Spark plug cleaning Pros/Cons? (rudetech1)

    Thank you, my engine is definitely old technology being a 1985 gas hog XP150.
    At any rate, there was some scuttlebutt floating around the hotrod circle years ago (when gasoline was less than $.50 cents a gallon) about not using the sand blast plug cleaner because, if you do not remove the residual silica from the plug cleaning process the excess left in the spark plug, would/could do some engine damage.
    I was just wondering what the outboard gang thought about the sandblasting spark plug cleaners.

    Regards.
    If you can't run with the big dogs, just stay on the porch.

    Model E150DPLIIB, Serial 05311818, Mfg Date 02/2011

    SST... 14 1/2" x 19" 45.0 mph.@4950
    Rebel 15 1/2" x 17" 45.1 mph.@5250
    Rebel 15 1/2" x 16" 44.6 mph.@5300 (Re-pitched/Balanced/Blue Printed by Mark's Props)
    Rebel 15 3/4" x 15" 44.2 mph.@5700-5750

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