Description: The Tensioner Arm (1L2Z-6L253-BA) is an original equipment part designed to maintain proper tension on the timing or accessory drive belt. It should fit precisely with the engine's belt system, ensuring correct belt tension and smooth operation. The quality of this arm is expected to meet OEM standards, providing durability, resistance to wear, and reliable performance under engine operating conditions, which is crucial for maintaining belt function and overall engine efficiency.

Description: The Timing Chain (5W7Z-6268-AA) is an original equipment part designed to synchronize the rotation of the crankshaft and camshaft(s) in the engine. It should fit precisely within the timing chain assembly, ensuring proper alignment and operation. The quality of this chain is expected to meet OEM standards, providing durability and resistance to high temperatures and mechanical stress, which is crucial for maintaining accurate engine timing and overall engine performance.

Description: All models. Left. Town Car. F150. 4.6l. Romeo. E150-350. 4.6l. Expedition, Navigator. 4.6l. Cougar, Thunderbird. Mustang. F250 pick-up. 4.6l.