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MerCruiser 4.3L Engine Diagrams. Performance Product Technologies handles a variety of different Mercruiser 4.3L V6 Bobtail Engines and Longblocks. The GM 4.3L engine has been used in Marine Applications since 1986.
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To enjoy smooth sailing and extend the lifespan of your engine, it’s crucial to understand and address these issues promptly. We’ve explored various common problems associated with Mercruiser 4.3 engines, including starting difficulties, overheating, poor fuel economy, and power loss.
The MerCruiser 4.3L MPI engine is a multi-point, fuel injected engine. This V6, 262 cubic inch (4.3-liter) motor delivers 220 horsepower (HP) to the sterndrive at 4,400 to 4,800 RPM at WOT (wide open throttle). With a compression ratio of 9.4:1, it runs on 87 octane gasoline.
Jun 20, 2017 · The new Gen V 4.3L V-6 shares the same design attributes as the Small Block engine family found in the latest Chevrolet Silverado, Tahoe and Suburban trucks and SUVs, as well as the high-performance Corvette Stingray.
Mercruiser 4.3L/V-6 Specs. This engine is a 4-cycle, gasoline-powered V-6 engine with 262 cubic inches (4.3 liters) of displacement. Fuel is delivered via a carburetor. The engine provides 190 horse power to the propeller shaft at a maximum RPM (revolutions per minute) of 4,800.
The best source for Mercruiser OEM parts, marine engines, boat & engine parts, accessories, boating supplies, tools, & aquatic sporting goods.
Mar 4, 2014 · Based on the General Motors 262-cubic-inch-displacement block, the 4.3-liter V-6 sterndrive has propelled boats for more than 25 years. MerCruiser and Volvo Penta still offer two iterations, each with a choice of drives. Let’s look at what is available. Horsepower and Drive Choices.
