Mercury Mercruiser Marine - PLUS Series 383 Mag Stroker MPI Bobtail Marine Engine (#865108R80)
Part #: 865108R80
This product is no longer available.

** Only Purchase Serialized Mercrusier Engines & Sterndrives from an Authorized Mercruiser Dealer. Your Warranty May Depend on It! **
350 Crankshaft Horsepower - PPT is your source for Mercruiser Marine Engines. Due to its size and power, the Mercruiser 383 Mag Stroker MPI Marine Engine is the ideal replacement engine for 5.0L, 350 Mag, 7.4L and 454 Engines that power Cruisers, Small Sport Boats & Large Runabouts.
The PLUS SERIES engines utilize a completely factory remanufactured longblock in combination with all new accessories. This is the perfect combination due to the latest EPA regulations that require customers looking to repower an existing boat, to either use a new engine equipped with catalyst controls, or use one of these remanufactured PLUS SERIES product options. Select This Link to Read More....Remanufacturing Processes.
PLUS Series 383 Mag Mpi Installation Drawings
PLUS Series 383 Mag Mpi Spec Sheet
Specifications | |
Power | 350 HP |
WOT Operating Range | 4800-5200 RPM |
Engine Configuration | GM Small Block V8 |
Displacement | 383 CID / 6.3L |
Bore | 4.030" |
Stroke | 3.750" |
Compression Ratio | 9.0:1 |
Idle Speed | 600 RPM |
Gasoline | 87 Octane |
Engine Oil | Mercruiser 25W40 Synth Blend |
Marine Configurations | |
Engine Only | |
Engine with Bravo I | 1.65:1 |
Engine with Bravo III | 2.20:1 |
Stroker Equipment | |
Fuel Injection with Cool Fuel System | |
4340 Forged Steel Crankshaft | |
High Flow Flame Arrestor | |
1.6:1 Roller Rocker Arms | |
High Flow Flame Arrestor | |
Intake Lift | 0.497" |
Exhaust Lift | 0.497" |
Gen+ Iron Heads | |
Intake Valve Diameter | 1.94" |
Exhaust Valve Diameter | 1.50" |
Hypereutectic Aluminum Pistons | |
High Flow Oil Pump | |
160°F Thermostat |
Options | |
Fresh Water Cooling | MercOptFWC-2 |
3" Riser | MercOpt3R-1 |
> Note: This engine does not include a Y-Pipe, Intermediate Elbows, Bellows, Trimp Pump or Steering Actuator
> Select the following link to view the Mercruiser Rigging Products including but not limited to Harnesses, Remote Controls, and Gauges......Mercruiser Rigging Catalog
> Click here to go to the shim kit that is necessary to mount all new Mercruiser bobtail engines.
> 1-Year Factory Warranty or Optional 2 Additional Years of Coverage Available.
> For Hawaii, Alaska, or international shipping prices, please call.
> Specifications and prices are subject to change without notice.