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Thread: New 383 Stroker Scorpion 400 Horsepower @ 6000 RPM

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  1. #1
    Join Date
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    New 383 Stroker Scorpion 400 Horsepower @ 6000 RPM

    383 Stroker Scorpion $7800.00

    400 Horsepower @ 6000 RPM

    This engine is basically new with only 6 hours only on it. These come from MerCruiser with CMI stainless steel marine headers.

    These are kinda rare. This engine is configured for Bravo Outdrive.
    This would really Rock a 16 or 18 classic. Call me, Scot VanAlstine at the
    office 713-910-2000 if you have questions.

    Specs are below:
    Part Number 865108R61
    Horsepower @ flywheel - 400

    Kilowatts @ flywheel - 298

    Maximum RPM (WOT) - 5600-6000

    Cylinders - V-8 Remanufactured Iron Marine Block
    Displacement (CID/L) - 383 / 6.3

    Bore & Stroke (in/mm) - 4.03 x 3.75in
    102 x 95mm

    Compression Ratio - 9.6:1

    Fuel / Ethanol Tolerance - 91 octane / up to 10% ethanol

    Engine Control System - ECM 555 W/Knock Control & Crankshaft Trigger

    Fuel Delivery System - GEN II Cool Fuel with Boost Pump

    Fuel Injection System / Carburetor Type - Multi-point electronic fuel injection (MPI)

    Induction System - Scorpion Tunnel Ram

    Induction with 90mm throttle body

    Charging alternator amp - 65

    Charging alternator watt - 917
    Water drain system - Multi-point drain

    Cooling System 160F Raw Water Bravo with Sea Water Pump
    Accessory Drive System - Serpentine belt

    Lubrication - System High Flow 100 psi Oil Pump

    Pistons - Forged Aluminum Alloy w/Teflon Coated Skirt

    Cranktrain - Forged Steel Rods and 4340 forged Steel Crankshaft

    Rocker Arms - 1.6:1 Full Roller Aluminum
    Length - (in/mm) 32in / 814mm
    Width - (in/mm) 30in / 740mm
    Height - (in/mm) 22in / 559mm
    Weight - (lbs/kg) 932lbs / 423kg
    Last edited by harbormaster; 01-06-2011 at 09:20 AM. Reason: left off price

  2. #2
    Join Date
    Mar 2004
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    Nice motor, for some reason I thought the scorpion was a 377? Whats the price?

  3. #3
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    Quote Originally Posted by rchevelle71 View Post
    Nice motor, for some reason I thought the scorpion was a 377? Whats the price?
    Here ya go.....


    http://www.mercurymarine.com/repower...oker-scorpion/
    Matt

    1987 22 Classic
    502mpi B1XR

  4. #4
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    Quote Originally Posted by Rumblefish View Post
    Gotcha,

    been a while since I tinkered with I/O's, or smallblocks at least.

  5. #5
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    OK,

    I am not retarded............

    They did make a 377 Scorpion also,

    http://brucebullockmarine.com/mercur..._scorpion.html

  6. #6
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    True!! 377 version aswell. Just letting you know that the 383ci was also produced...lower power 377ci Scorpion engines are also found in alot of ski - tow boats.
    Matt

    1987 22 Classic
    502mpi B1XR

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