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Recent content by n25sa

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    1990 thunderbolt ignition

    I have a 1990 Sea ray with twin 4.3 w/ the thunderbolt ignition. One motor went completely dead while on the water. I've narrowed it down to a bad modulet that sits on the exhaust riser. Looking on ebay I see these on sale at many different prices. Also I see some on the riser plate and...
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