The Ford I4 DOHC engine is a cast iron block 4-cylinder inline internal combustion engine with twin overhead camshafts, produced by the Ford Motor Company at Dagenham Engine Plant.

Jan 15, 2025 · The 2.0L I4 DOHC engine is a staple in Ford’s lineup, known for its balance of power and efficiency. This engine configuration features a dual overhead camshaft (DOHC) design, which allows for improved airflow and better performance across a range of RPMs.

On top of the block, there is an aluminum cylinder head with two chain-driven camshafts (DOHC). Each cylinder has four valves, one GDI fuel injector, and a spark plug. The cylinder head design provides an integrated exhaust manifold with three high-flow ports for a …

Jan 15, 2025 · The 2.3L I4 DOHC engine, designated as E5SA, is engineered with a variety of specifications that contribute to its performance, efficiency, and reliability. Below, we delve into the key specifications that define this engine and its operational characteristics.

Feb 13, 2011 · My question is regarding the reliability, quality, etc of the I4 in the Fusion. I remember a time when 4 cyl. aluminum block and heads meant big problems. I know mechanics and technology have improved exponentially, however, are there concerns I …

The Duratec 20, also known as the Mazda L engine, is a 2.0-liter naturally aspirated four-cylinder from Ford Motor used to power compact and midsize cars, cargo vans and subcompact utility vehicles, or more commonly known as CUVs.

The Ford 1.5L EcoBoost is a turbocharged four-cylinder engine from Ford Motor used to power subcompact, compact and midsize cars and utility vehicles, or more commonly known as CUVs. Featuring a dual overhead cam (DOHC) design, in an inline configuration, the Ford 1.5L I4 is not related to the Ford 1.5L EcoBoost Dragon architecture. It’s ...

Ford’s 2.0L EcoBoost I-4 engine features an aluminum engine block and cylinder head to help reduce weight and aid in operating efficiency. The twin-scroll low-inertia single turbocharger separates the exhaust pulses for pairs of cylinders, enabling quicker turbine spin-up, equating to faster transient responsiveness.

Like previous head, it has 4 valves per cylinder (16 two exhaust valves and two intake valves; 16 valves total) actuated via solid buckets by two overhead camshafts (DOHC design). The exhaust and the intake camshaft are equipped with variable valve timing - Ford's Twin independent Variable Cam Timing (Ti-VCT).

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