Engines

Subaru EJ205 Engine

Introduction Subaru’s EJ205 was a 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder turbocharged petrol engine. In Australia, the EJ205 was available in the SF.II Forester GT from August 1998 and the GC.II/GM.II Impreza WRX from September 1998. As member of the Subaru’s EJ Phase II engine family, the EJ205 engine had a newly designed cylinder head with […]

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Engines

Subaru EJ207 Engine

Introduction Subaru’s EJ207 engine was a 2.0-litre horizontally-opposed and turbocharged four-cylinder engine. For Australia, the EJ207 was first offered in the Subaru GC Impreza WRX STi in 1999 and subsequently powered the Subaru GD Impreza WRX STi. A member of Subaru’s Phase II EJ engine family, key features of the EJ207 engine included its: Aluminium […]

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Engines

Subaru EJ201 & EJ202 Engines

Introduction SThe Subaru EJ201 and EJ202 were 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder petrol engines. Replacing the EJ20 Phase I engine, the EJ201 and EJ202 were members of Subaru’s EJ Phase II engine family which introduced newly designed cylinder heads with ‘tumble swirl’ intake ports. Please note that this article considers the EJ201 and EJ202 engines […]

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Engines

Subaru EJ204 Engine

Introduction The Subaru EJ204 was a 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder petrol engine with double overhead camshafts. The naturally aspirated E204 engine was initially introduced in the 2005 Subaru GD/GG Impreza and 2006 Subaru BL/BP Liberty as a more powerful alternative to the single overhead cam EJ202 engine, but effectively replaced the EJ202 when the […]

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Engines

Subaru EJ20K Engine

Introduction Subaru’s EJ20K was a turbocharged, 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder petrol engine. In Australia, the EJ20K engine powered theSubaru GC/GM Impreza WRX from November 1996 (for the 1997 ‘model year’ or MY97) to 1998. For the Subaru GC/GM Impreza WRX, key features of the EJ20K engine included: Die-cast aluminium block and cylinder head; Double […]

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Engines

Subaru EJ20X & EJ20Y Engines

Introduction The Subaru EJ20Y and EJ20X were turbocharged, 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder petrol engines. For Australia, the EJ20X engine was introduced in the 2003 Subaru BL Liberty GT and mated to a five-speed automatic transmission; the EJ20Y was subsequently introduced in 2004 and had a five-speed manual transmission. The EJ20Y and EJ20X engines were […]

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Engines

Subaru EJ20G Engine

Introduction Subaru’s EJ20G was a turbocharged, 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder petrol engine. For Australia, the EJ20G engine powered the GC/GM Impreza WRX from 1994 to 1996; key features of the EJ20G engine included its: Die-cast aluminium block and cylinder head; Double overhead camshafts (belt-driven); Four valves per cylinder; Mitsubishi TD05 turbocharger; Air-cooled intercooler; and, […]

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Engines

Subaru EJ20J Engine

Introduction Subaru’s EJ20J engine was a 2.0-litre, horizontally-opposed (or ‘boxer’) four-cylinder petrol engine. This article considers the naturally aspirated, EJ20J Phase I engine as it was supplied in Australian-delivered vehicles, including the 1997-98 Subaru SF Forester. EJ20J block and crankcase The Subaru EJ20J engine had an aluminium alloy block with 92.0 mm bores – with […]

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Engines

Subaru FA20 (4U-GSE) engine

Introduction The FA20 or 4U-GSE engine was a 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder petrol engine that was manufactured at Subaru’s engine plant in Ota, Gunma. While Subaru designated the engine as the FA20, Toyota initially referred to it as the 4U-GSE before adopting FA20. The FA20 engine was introduced in the Subaru BRZ and Toyota […]

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Engines

Subaru EE20 Diesel Engine

Subaru’s EE20 engine was a 2.0-litre horizontally-opposed (or ‘boxer’) four-cylinder turbo-diesel engine. For Australia, the EE20 diesel engine was first offered in the Subaru BR Outback in 2009 and subsequently powered the Subaru SH Forester, SJ Forester and BS Outback. The EE20 diesel engine underwent substantial changes in 2014 to comply with Euro 6 emissions […]

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