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    Engine backfires shuts off when first running, then perfect after 30 minutes low speed both motors

    Fuel is clean. was drained a few years ago. The problem has been going on and off for several years. Once both motors run for 30-40 minutes low rpm. It then will run strong, Both fuel pumps replaced. Throttlebody carbs rebuilt. I do notice my port carburator has a lot of moisture on the outside...
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    Engine backfires shuts off when first running, then perfect after 30 minutes low speed both motors

    Hello So I seem to have this reoccurring problem. Similar with both motors. When I first go out and start powering up. My port engine starts backfiring. My Starboard will not stay running when powering up. It shuts off. Once Im running under low power both engines around 2,000 rpms for about 30+...
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    2002 Volvo Penta 5.7 Throttle body issues, Help!

    I checked with the volvo mechanic and he showed me how to jump the wire at the end of the harness . I dont know what its called but its computer controlled.
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    2002 Volvo Penta 5.7 Throttle body issues, Help!

    I dont know what you mean.
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    2002 Volvo Penta 5.7 Throttle body issues, Help!

    I checked low pressure was 11 psi, high was 28 psi, so I changed with volvo oem high pressure pump. I swapped carborautor from my other engine but when I gradually open it up toward full open throttle it still bogs down the surges low rpm, goes up high rpm, low rpm and so on. Im wondering if it...
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    2002 Volvo Penta 5.7 Throttle body issues, Help!

    Hello All, I had the throttle body rebuilt and it ran worse. I noticed that one of injectors wasnt spraying. So I swapped the throttle body from my Starboard. Both injectors were spraying but when I accellerate to full throttle the engine bogs down almost turning off. I noticed one of the...
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    2002 Signature 350 no rpm, hesitates on acceleration and alert coming from engine speaker

    I appreciate you inquiring on the engine. But I dont have that information anymore. If you can help or give me ideas on how to troubleshoot my problem that would be appreciated.
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    2002 Signature 350 no rpm, hesitates on acceleration and alert coming from engine speaker

    Thats all I know. Is there any type of information you can help me with? Thanks, Fred
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    2002 Signature 350 no rpm, hesitates on acceleration and alert coming from engine speaker

    serial number is L709729
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    2002 Signature 350 no rpm, hesitates on acceleration and alert coming from engine speaker

    Hello All, So I replaced my port motor with a new engine. It was involved in a fire. Harness only had a few scorched areas but the wiring was repaired. Engine runs great but when increasing rpm the engine doesn't accelerate well. I have a new high pressure pump. Also the boat has not run in...
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    35' Signature Dry docked steering frozen

    Once again Scott you have pointed me in a great direction. Your input is greatly appreciated. Thanks, Fred
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    35' Signature Dry docked steering frozen

    Hello, My boat has been dry docked for more than a year. One engine is being replaced and the other is not running at the moment. I tried to turn the steering wheel but it seems to be jammed. Should the steering turn both outdrives with the engine not running? Or do the engines need to be...
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    Port Throttle cable length 35' Signature

    Also are aftermarket available or do I have to go through Volvo Penta? Fred
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    Port Throttle cable length 35' Signature

    Hello my fellow Chaparral friends. I damaged the port side shifter cable taking out the outdrive. Does anyone know the length and make I should buy before removing? 2002 35' Signature twin Volvo penta duo prop. Thanks, Fred
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