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Thread: Crazy new motor

  1. #11
    Join Date
    Jan 2012
    Location
    Moore, Ok
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    43
    I'd put that thing in my Larson, lol. Pretty sick indeed but yeah, $120k seems quite steep considering some of the latest performance boats out there.
    2004 GMC Sierra Z71
    2012 Vic High Ball
    1997 GMC Yukon 2wd

  2. #12
    Join Date
    Sep 2008
    Location
    Arizona/Utah
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    3,939
    Quote Originally Posted by Jess View Post
    3500 to 4000 is typical cruse rpm in a performance boat. And they could be sitting there for a few hours if heading off shore. And to top that off that is usually at 50-65% throttle position. So there is a decent load all the time. There are also a few boats running the LSA motors.
    Exactly which is why I'm saying LS motors aren't great for boating since they burn oil at those kind of sustained loads.
    ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06

    waiting to go in... 3.90s, 214/220cam

  3. #13
    Join Date
    Sep 2010
    Location
    San Antonio, TX
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    468
    It can be done right. The new ilmor MV8 is LS based and so are some of the new mercury motors going in the roll bar boats. (Mastercraft, malibu, ect.)
    @J_Industries ON INSTGRAM

    TURBO MIC PERFORMANCE
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    [HOONIGAN]

  4. #14
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    Sep 2008
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    Quote Originally Posted by Jess View Post
    It can be done right. The new ilmor MV8 is LS based and so are some of the new mercury motors going in the roll bar boats. (Mastercraft, malibu, ect.)
    Roll bar boats? you mean wakeboard boats? Don't be jealous of people having more fun at the lake than you.
    ECSB 2kSierra 2wd 4.8L-K&N-HPtuners-Calspeed LT's-Magnaflow-Tahoe20's-HankookRH06

    waiting to go in... 3.90s, 214/220cam

  5. #15
    Join Date
    Sep 2010
    Location
    San Antonio, TX
    Posts
    468
    No jealousy. I'm not hating. I only use roll bar boats for wake surfing. There are literally 1000 miles of water ways in my back yard. So cruiseing around at 30-40 just doesn't cut it. We go from bar to bar and city to city covering a few hundred miles a day.
    @J_Industries ON INSTGRAM

    TURBO MIC PERFORMANCE
    MAZZULLA OFF-ROAD
    KING SHOCKS

    [HOONIGAN]

  6. #16
    Join Date
    Mar 2010
    Location
    Midland, TX
    Posts
    479
    Quote Originally Posted by Jess View Post
    No jealousy. I'm not hating. I only use roll bar boats for wake surfing. There are literally 1000 miles of water ways in my back yard. So cruiseing around at 30-40 just doesn't cut it. We go from bar to bar and city to city covering a few hundred miles a day.
    I need to come visit you... I've never lived near enough water to drop a boat in.
    - 5.3 Stock Internals - Cal Speed Stainless LT's - 18" Magnaflow - K&N Drop In - Airaid Intake Tube - Nelson Tune -

    Shopping List
    - Cam - 3200 Circle D Stall - 10" King Coilover Shocks - 16" King Reservoir Shocks - FG front Fenders - 17" Methods -

  7. #17
    Join Date
    Jan 2008
    Posts
    8,031
    Damm

  8. #18
    Join Date
    Jun 2004
    Location
    In a van down by the river- MD
    Posts
    387
    You would be surprised how much a STOCK engine can take as far as rpm's and time. We have ran stone stock big blocks at 4-200 for up to 35-45 mins, with no issues. The current set of Dart 555's we just built that our going into my boat will likely see WOT for up to 20 25 mins at time.. Anything that makes HP usually burns some oil. Check out the new Seven Marine out board 557. It uses a GM 6.2 with a tvs blower on it.
    JOHN



  9. #19
    Join Date
    Sep 2010
    Location
    San Antonio, TX
    Posts
    468
    Those seven marine motors are awesome. I thought they were the LSA with a few small changes to deal with salt water. They are pretty heavy though compared to the merc 300's
    @J_Industries ON INSTGRAM

    TURBO MIC PERFORMANCE
    MAZZULLA OFF-ROAD
    KING SHOCKS

    [HOONIGAN]

  10. #20
    Join Date
    Apr 2008
    Location
    Hill Country, TX
    Posts
    310
    Who gives a shit Jess...This is a Truck site. Says so in the URL...













    --2013 CC Z71, Edelbrock charged, cam, long tubes, 4.5" Zone, 285/70/18 KM2s on Gear Big Block, Kenwood system, LineX, Retrax, Katskinz, NFab.
    --2012 Dmax CC Z71, Cognito UCAs, braces, Fox 2.0, LineX, Nfab, Retrax, Ranch Hand Front/Back, Custom Katskinz, Black Gear 18x9 wrapped in 285/70/18 Toyo MT.

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