Fitment: Replacement for Nissan Frontier Nismo Off-Road 2005-2008; Replacement for Nissan Xterra Off-Road S SE 2005-2009; For details about compatible models, check the compatibility list below. Replacement part number: TK648, 7439-3304. Features: This timing chain kit is meticulously crafted to meet the specific needs of your car, ensuring a perfect fit and reliable functionality. Function: It is the main component of the engine. The timing chain synchronizes the camshaft and crankshaft to enable the valves to close and open at the correct time during engine operation. Note: If the engine makes a rattling noise, or metal chips are found in the oil, or the engine cannot be started, Consider replacing the engine timing kit.
