number

  1. hpcrank

    Need riser part number for 1981 454-330 hp. Mercruiser engine

    Greetings Can anyone give me a part number for a gen. 4 - 1981 Mercruiser 330 hp. 454 exhaust riser? Mine is on a log style manifold that mounts the riser on the far aft end of the manifold. The exhaust outlet points straight down. Mercruiser part number or aftermarket number ok. Thanks Hpcrank
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