{"id":3610,"date":"2026-09-08T08:31:19","date_gmt":"2026-09-08T08:31:19","guid":{"rendered":"https:\/\/passionwebs.com\/elite-engines\/product\/mercruiser-350-mpi-alpha-bravo-300-ps-8m0188295\/"},"modified":"2026-09-08T08:31:19","modified_gmt":"2026-09-08T08:31:19","slug":"mercruiser-350-mpi-alpha-bravo-300-ps-8m0188295","status":"publish","type":"product","link":"https:\/\/passionwebs.com\/elite-engines\/product\/mercruiser-350-mpi-alpha-bravo-300-ps-8m0188295\/","title":{"rendered":"MerCruiser 350 MPI ALPHA \/BRAVO 300 PS (8M0188295)"},"content":{"rendered":"

Description<\/h2>\n

MerCruiser 350 MPI ALPHA \/ BRAVO 300 PS (8M0188295) \u2013 High-Performance Inboard Engine by Seawave Marine<\/h2>\n

Looking for a MerCruiser motor for sale<\/a> that delivers exceptional performance, reliability, and smooth acceleration? The MerCruiser 350 MPI ALPHA \/ BRAVO 300 PS is a high-performance inboard MerCruiser engine designed for marine enthusiasts who demand durability, fuel efficiency, and cutting-edge technology. Whether you\u2019re repowering an older vessel or upgrading your existing inboard boat motor, this engine offers superior power and efficiency.<\/p>\n

Powerful, Efficient, and Versatile<\/h2>\n

The MerCruiser 350 MPI 300 PS features Multi-Port Fuel Injection (MPI), ensuring optimized fuel efficiency and precise throttle response. With a nodular iron crankshaft, Vortec cast-iron cylinder heads, and stainless steel valves, this inboard MerCruiser engine is built to withstand marine environments while delivering exceptional durability.<\/p>\n

Key Features:<\/h3>\n

\u2714 300 HP Output \u2013 Delivers high performance at 5000 RPM
\u2714 Multi-Port Fuel Injection (MPI) \u2013 Improves fuel efficiency and throttle precision
\u2714 Vortec Cast Iron Cylinder Heads \u2013 Provides enhanced power and durability
\u2714 ECM 555 with Engine Guardian \u2013 Ensures optimal performance and engine protection
\u2714 SmartCraft Ready \u2013 Offers advanced diagnostics and system monitoring
\u2714 9.4:1 Hypereutectic Pistons \u2013 Engineered for strength and longevity
\u2714 Flame Graphics Finish \u2013 Gives a sleek and powerful aesthetic<\/p>\n

Technical Specifications:<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Specification<\/th>\nDetails<\/th>\n<\/tr>\n<\/thead>\n
Engine Model<\/td>\nMerCruiser<\/a> 350 MPI ALPHA \/ BRAVO 300 PS<\/td>\n<\/tr>\n
Order Number<\/td>\n8M0188295<\/td>\n<\/tr>\n
Equal to<\/td>\nMerCruiser OEM: 863611R11<\/td>\n<\/tr>\n
Horsepower<\/td>\n300 HP @ 5000 RPM<\/td>\n<\/tr>\n
Displacement<\/td>\n5.7L (350 cubic inches)<\/td>\n<\/tr>\n
Engine Rotation<\/td>\nStandard \/ Left-Hand Rotation<\/td>\n<\/tr>\n
Fuel System<\/td>\nMulti-Port Fuel Injection (MPI)<\/td>\n<\/tr>\n
Compression Ratio<\/td>\n9.4:1<\/td>\n<\/tr>\n
Cooling System<\/td>\nWater-cooled with thermostat<\/td>\n<\/tr>\n
Throttle System<\/td>\nSmartCraft Digital System (DTS Ready)<\/td>\n<\/tr>\n
Crankshaft<\/td>\nNodular iron<\/td>\n<\/tr>\n
Camshaft<\/td>\nRoller camshaft<\/td>\n<\/tr>\n
Cylinder Heads<\/td>\nVortec Cast Iron<\/td>\n<\/tr>\n
Fuel Type<\/td>\n87 Octane Unleaded Gasoline<\/td>\n<\/tr>\n
Drive Compatibility<\/td>\nCompatible with Alpha and Bravo drive systems<\/td>\n<\/tr>\n
Included Components<\/td>\nFlame graphics, heat exchanger, exhaust manifolds, NGK spark plugs, ignition system<\/td>\n<\/tr>\n
Dimensions (L x W x H)<\/td>\nStandard for 350 MPI<\/td>\n<\/tr>\n
Weight<\/td>\nStandard for 350 MPI<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Why Choose the MerCruiser 350 MPI ALPHA \/ BRAVO 300 PS?<\/h2>\n

If you\u2019re searching for Mercury inboard engines for sale, the MerCruiser 350 MPI ALPHA \/ BRAVO 300 PS is one of the best inboard MerCruiser engines available today. Whether you\u2019re replacing a worn-out inboard motor or upgrading your existing sterndrive engine, this model is designed for enhanced fuel economy, seamless performance, and long-term durability.<\/p>\n

\u2714 Ideal for repowering older inboard motors including 5.0L, 5.0L EFI\/MPI, 5.7L, 5.7L EFI\/MPI, and 350 Mag MPI sterndrive engines
\u2714 DTS-ready for seamless digital throttle control
\u2714 Optimized fuel injection system ensures superior fuel economy and reduced emissions
\u2714 Built for both freshwater and saltwater environments, ensuring long-lasting performance<\/p>\n

MerCruiser Marine Engines Price & Warranty Information<\/h2>\n

At Seawave Marine, we offer competitive pricing on all MerCruiser inboard motors, including the 350 MPI ALPHA \/ BRAVO 300 PS. Contact us for real-time pricing and availability.<\/p>\n

Warranty Coverage:<\/h3>\n