Recent content by WarRod61

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    1998 Mercruiser 5.7 Header hot to touch

    I have a 1998 Bayliner with 5.7 Ltr. carb Mercruiser I/O. The starboard exhaust manifold riser is too hot to leave your hand on it. The port riser is warm but not too hot and you can leave your hand on it. I replaced both exhaust manifolds in the past but did not replace the risers but I did...
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