A Detailed Look at the 2.3L EcoBoost Engine Internals

SID297

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I was recently going through some pics from the 2014 North American International Auto Show (Detroit, MI) and I decided it would be fun to take a closer look at the 2.3L EcoBoost cutaway engine. Let me know what you guys think.


This is a cut-away model of the 2.3L EcoBoost I-4 that will be available in the 2015 Mustang.

2014_Mon_T_008.jpg



The 2.3L has a balance shaft that is chain driven off the crankshaft.

2014_Mon_T_009.jpg



It's composite manifold is a well made piece that almost looks like half of a Cobra Jet intake manifold. I consider that a good thing.

2014_Mon_T_010.jpg



Just like the Coyote V8, the EcoBoost features Ford's Twin Independent Variable Camshaft Timing system.

2014_Mon_T_011.jpg



The I-4 also sports cast iron camshafts.

2014_Mon_T_012.jpg



Sadly, the little turbo engine does not appear to come with an integrated oil cooler.

2014_Mon_T_013.jpg



This module on the back of the cylinder head appears to be a vacuum pump.

2014_Mon_T_014.jpg



The EcoBoost's high-pressure fuel pump has a roller lifter that rides on its own dedicated four-peak camshaft lobe.

2014_Mon_T_015.jpg



I'm glad to see an aluminum casting used for this coolant line. It speaks to the durability designed into the rest of the engine.

2014_Mon_T_016.jpg



The Mustang version of this engine is supposed to feature a forged crankshaft and forged rods, which should make it pretty stout. One of the advantages of using a cast piston is the ability to include an integrated steel ring land, a feature often seen in diesels.

2014_Mon_T_017.jpg



The EcoBoost lacks a traditional exhaust manifold. By casting it into the head Ford saves weight and cost.

2014_Mon_T_018.jpg



This turbo should make for an excellent torque curve.

2014_Mon_T_019.jpg



It may be small, but it should pack a nice punch.

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Here you can see the twin-scroll design of the exhaust housing.

2014_Mon_T_021.jpg



Looks like the EcoBoost will have a 6 bolt crank.

2014_Mon_T_033.jpg



The 2.3's forged rods have a tapered small end that is very similar to those found in the 5.8L Trinity engine in the 2013-14 SVT Shelby GT500 Mustang.

2014_Mon_T_022.jpg



This is one of the EcoBoost's direct injectors.

2014_Mon_T_023.jpg



Looks like the S550 code name has made its official debut.

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The combustion chamber of the 2.3L EcoBoost.

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An up-close look of a 2.3's connecting rod.

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It looks like Ford has high hopes for this engine in the Mustang platform.

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