Does GM make MerCruiser engines?

And where there is MerCruiser, there is GM. But how did this come to be? To approach an answer to that question, let’s look at what boat builders — and boaters, for that matter — need from an engine.

Is a 4.3 MerCruiser a GM engine?

The GM 4.3L engine has been used in Marine Applications since 1986. The 4.3L changed to the Vortec style (8 Bolt Intake Manifold) in 1996 and for Marine Applications it’s known as the Gen + version of the engine (Read More).

Does GM make boat engines?

GM’s range of marine engines ranges from a 3.0L 140-hp four-cylinder engine to a 6.2L 550-hp supercharged V-8. GM has been supplying engines to the marine industry since 1958 and pioneered marine application of electronic fuel injection since 1991.

Who builds MerCruiser?

At present, Mercury product brands include Mercury, Mercury Racing, MerCruiser, and Mariner outboards (sold outside the U.S.). Outboard sizes range from 2.5 horsepower (1.9 kW) to 600 horsepower (450 kW).

Does Mercury Marine use GM engines?

Mercury Marine currently offers two high-performance engines for cars: the SB4 and QC4 crate engines. The SB4 is a 7.0-liter DOHC V8 based on a GM LS block and produces 750 horsepower.

Is the 4.3 L MerCruiser a good engine?

THE TRADE-A-BOAT VERDICT Perfect for pottering around waterways. The MerCruiser 4.3L MPI makes good economic sense in infrequently used sportscruisers. The exhaust note is nowhere near as satisfying as a V8 but under load the V6 noise ain’t half bad!

What is the top speed of a 4.3 MerCruiser?

Our test boat had the base level power of a MerCruiser 4.3lt V6, which is a carburetted engine rated at 142kW/190hp fitted to an Alpha drive unit. That gave plenty of get up and go, with a 75.7km/h top speed.

What’s the difference between Mercury and MerCruiser?

Outboard sizes range from 2.5 horsepower (1.9 kW) to 600 horsepower (450 kW). MerCruiser sterndrives and inboards range from 135 to 430 horsepower (320 kW) and Mercury Racing outboards produce up to 450 horsepower (340 kW) and sterndrives to 1,750 horsepower (1,300 kW).

What is a MerCruiser engine?

A MerCruiser sterndrive is essentially a car or truck style engine mounted inside the boat, lower in the hull. The engine is then connected through the transom, or back of the boat, to an outdrive unit that hangs down below the boat’s bottom.

How much horsepower does a MerCruiser 3.0 have?

At wide open throttle, between 4,400 and 4,800 rpm, Mercruiser’s 1,040-pound 3.0 liter engine produces 135 horsepower.

Who makes the 3.0 MerCruiser motor?

GM produced 2 different 3.0L model marine engines up through 1994. They were both 3.0L Marine Engine models but had different cylinder heads which is where they got the different performance levels; 120 (large oval port head) and 140 Hp (small rectangular port head).