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to help the sale here are the details of an EJ251 for those who don't know.
Flat four EJ251
SOHC Intake volume is regulated by the use of a MAP sensor, unlike the EJ253 which uses a MAF sensor. Compression ratio is 10.0: 1.
Power ISO: 123 kW (165 hp) @ 5600 RPM
226 N·m (167 ft·lbf) @ 4000 rpm
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