Mercruiser 383 STROKER SCORPION BRAVO 400 HP!

horsepower 400HP @ Crankshaft WOT Operating Range 5600-6000 RPM Engine Configuration GM Small Block V-8 Displacement 383 CID / 6.3L Bore 4.030" Stroke 3.750" Compression Ratio 9.6:1 Idle Speed 700 RPM Gasoline 91 Octane Minimum Engine Oil MerCruiser 25W40 Syn Blend Spark Plugs AC-MR43T

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Mercury Remanufacturing 383 MAG Stroker Sterndrive (2015-) Test Video- By BoatTEST.com
For the full written captain’s report, test and performance data, and more about the 2016 Mercury Remanufacturing 383 MAG Stroker Sterndrive, go to http://www.boattest.com/engine-review/Mercury-Remanufacturing/29500118_383- MAG-Stroker-Sterndrive_2016-ref=YT The 932-lb. MerCruiser 383 MAG Stroker develops 350 horsepower and 390 ft-lb. of torque at 3800 rpms. It breathes through a long runner intake manifold with multi-port fuel injection, and is driven by the latest 555 ECM (electronic control module) with SmartCraft. Mercury remanufacturing begins with a thoroughly inspected, used MerCruiser iron 377 MAG block core that gets bored, stroked, machined, and rebuilt with many new and better parts.





V8 383" Stroker
Finetuning of my newbuilt 383".





Baja islander 383 stroker
baja islander 383 stroker engine





6.3L MerCruiser 383 MAG MPI 350 HP Engine Installation
Michigan Motorz Customer Boat Engine Installation Project Specifications: Boat: 21' SeaRay Original Engine: 5.7L 260HP MerCruiser Carbureted Original Outdrive: Alpha 1 w/ 3 Blade Aluminum Prop Original Top Speed: Around 40 MPH New Engine: 6.3L 383 MAG 350HP MerCruiser Multi-Port Injection New Outdrive: Bravo I w/ 4 Blade Stainless Steel New Top Speed: Over 60 (Speedometer Pegs Out!) Check us out! www.michiganmotorz.com




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