Recent content by rjpjr924

  1. R

    1998 7.4L High Fuel Pressure 60psi

    I am haveing a problem with one engine on a twin setup. The engine will start and run for about 15 seconds, then surge and stall. The background on engine 1998 7.4L MPI: Serial Number: 0L004110 (Inboard V-Drive) 0L004113 (Inboard V-Drive) Brand new long block, fuel injectors and exhaust...
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    Not getting full RPM?s on a F115

    Hi, I am having a problem with a 2002 F115 (~ 400 hours) that is on an 1801 Century. I am not getting full RPM?s. It will only reach about 5,000-5,200 and does not seem to have full power. I have changed the prop from a 19K to a 17K, both which are the salt water series (did not make a...
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    Hesitation on a 2002 Yamaha F115

    I have a 2002 F115 (four stroke fuel injection) that when it is throttle up it has a hesitation, it runs fine from mid to full range. Cleaned the entire fuel system including the VST tank. Fuel pressure with key on not running is 44-45 Fuel pressure at an idle is 37-38, but when I throttle it...
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