The ClutchXperts Stage 5 Racing Clutch Cover is specifically designed for your 89-90 240SX and is perfect for your 2.4L KA24E or 2.4L 4CYL engine. This advanced clutch cover offers precise fitment, ensuring optimal engagement between the clutch and flywheel, providing smooth shifts and extended clutch life. The ClutchXperts Stage 5 Racing Clutch Cover is made from durable, heat-resistant materials, which helps maintain clutch efficiency and performance at higher RPMs. Its ergonomic design also allows for easy installation and removal, making maintenance a breeze. With its robust construction and superior performance, The ClutchXperts Stage 5 Racing Clutch Cover is a must-have upgrade for any enthusiast or professional driver looking for top-tier clutch performance.