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    1987 AQ131A (120 hp), clanging/banging noise, and pressure release noise

    Re: 1987 Volvo Penta (151 hp), clanging/banging noise, and pressure release noise Re: 1987 Volvo Penta (151 hp), clanging/banging noise, and pressure release noise Hi, Don, Thanks for your input. I have removed the upper gearbox and here is what it looks like, looking at the bearing, into the...
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    1987 AQ131A (120 hp), clanging/banging noise, and pressure release noise

    Re: 1987 Volvo Penta (151 hp), clanging/banging noise, and pressure release noise Re: 1987 Volvo Penta (151 hp), clanging/banging noise, and pressure release noise See below attachment... PN | 867981 | 8629 | SN | 729063 | I was thinking, when enough air pressure is released fast...
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    1987 AQ131A (120 hp), clanging/banging noise, and pressure release noise

    Hi Guys, 1987 AQ131A (120 hp), I can try to provide more information as asked but all I really know about it is that the boat was created with it in 1987. I am currently faced with 2 concerns as follows: When the throttle is half to full, random clashing sounds can be heard. Sounds like metal...
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