EJ253 Subaru EngineSubaru's EJ253 engine was a 2.5litre horizontallyopposed (or 'boxer') fourcylinder petrol engine. For Australia, the EJ253 engine was first introduced in the Subaru SG Forester in 2005.FA20
ej253 subaru enginesubaru's ej253 engine was a 2.5litre horizontallyopposed (or 'boxer') fourcylinder petrol engine. for australia, the ej253 engine was first introduced in the subaru sg forester in 2005.
fa20e and fa20f subaru enginesthe fa20e and fa20f engines have a cast aluminium alloy cylinder head with chaindriven double overhead camshafts per cylinder bank. the four valves per cylinder two intake and two exhaust were actuated by roller rocker arms which had builtin needle bearings that reduced the friction that occurred between the camshafts and the roller rocker arms.