This Genuine OEM Honda Timing Chain & Tensioner is the perfect replacement for your K20, K20A, or K20Z engine. It is designed to meet the high standards of Honda, ensuring reliability and durability. The timing chain and tensioner work together to ensure that the engine's timing remains accurate, resulting in optimal performance. This part is compatible with various Honda models, including the Civic Si and RSX Type-S. It is important to ensure that your engine's timing chain is in good condition to prevent any potential damage to the engine. This Honda Timing Chain & Tensioner comes with part numbers 14401-PNA-004 and 14510-PRB-A01, making it easy to identify and install.