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#1
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Hi, does anyone know of any hotter plugs by Bosch for the 2 litre 115 engine? I'm using the std WDC8 copper core plugs. Plugs are carbon fouled and am wondering if hotter plugs might help. Tks.
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#2
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The W9DC is the next hottest plug. Carbon fouling is related to incorrect timing or fuel mixture.
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