Other features of the pistons included solid-type piston skirts, flat top combustion surfaces and reduced top land to cylinder clearance.
Beyond these changes, however, the EJ251 and EJ252 engines are understood to have the same general attributes.
Power Torque Years EJ251 2.
Introduction Subaru's EJ251 and EJ252 were 2.
Like other EJ Phase II engines, the crankshaft thrust bearing was positioned at the rear of the crankshaft to reduce the transfer of natural engine frequencies to the transmission and driveline.
Please note that this article considers the EJ251 and EJ252 engines as they were supplied in Australian-delivered vehicles; specifications for other markets may vary.