Compatible with Toyota Camry, RAV4, and Tarago (2.0L / 2.4L 1AZ / 2AZ Engines)

The Toyota 1AZ is a 2.0-liter (1,998 cc) inline-four engine produced from 2000 to 2014. This engine series features an aluminum cylinder block, a dual overhead camshaft (DOHC) 16-valve design, and incorporates VVT-i technology. Specifically, the 1AZ-FE model (multi-point injection) produces approximately 145 to 152 horsepower, while the 1AZ-FSE model (direct injection/D4) generates approximately 147 to 155 horsepower. Its key technical specifications include an 86 mm bore and stroke, a compression ratio ranging from 9.6:1 to 11.0:1, and a torque output of 190 to 200 Newton-meters.