• The KA24E is a four-cylinder engine produced by Nissan that was used across a number of their models, including the 240SX sports car, the Altima midsize sedan and the 4x4 XE pickup truck. It was the standard motor used in these models from 1991 through 2000, the last year it was offered in the Atima, the last model to be equipped with the KA24E.
  
  

Technical Specifications

• The four-cylinder KA24E features a total of 12 valves, three for each cylinder. Two serve as intake valves and the third serves as the exhaust valve. The KA24E's displacement is 2.4 liters and it has a bore and stroke of 89 millimeters and 96 millimeters respectively. The compression ratio of the KA24E is reported at 8.6:1, with a reported compression pressure of 142 to 192 pounds per square inch.
  
  

Camshaft and Valve Specifications

• Featuring a total of 8 intake valves and 4 exhaust valves, the KA24E engine's valve diameters vary slightly. The intake valves measure in at 34 millimeters, while the exhaust valve diameter is reported at 40 millimeters. Camshaft lobe lift is reported at 0.388 inches.
  
  

Power Specifications

• Peak horsepower generated by the KA24E is 134 horsepower at 5,200 RPMs. The peak torque level is 154 foot-pounds at 3,600 RPM. A total of 85 percent of the KA24E's maximum torque is available from 1,000 to 5,200 RPMs, giving the engine a relatively flat torque curve. Most of its horsepower is available from approximately 3,500 to 5,000 RPM.