240SX With KA24E Engine

Nissan 240SX – KA24E Engine Basics

Nissan 240SX models made before February of 1989 utilized the KA24E engine. This engine has a 9.1:1 compression ratio, outputting approximately 150 hp. After February of 1989, however, the compression ratio was reduced to 8.6:1 causing the KA24E to produce the advertised 140 hp. The KA24E engine uses Sequential Electronic Fuel Injection (SEFI). The ECM …

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