53116-ZW1-700 Handlebar Bush - Overview. The 53116-ZW1-700 Handlebar Bush is an essential component of Honda marine engine systems. This part functions as a shock absorber and insulator within the handlebar assembly, ensuring smooth operation and vibration reduction. Designed to seamlessly fit within the system, it ensures optimal performance and durability by maintaining the handlebar's integrity and protecting against wear caused by constant movement.. Key Features. The Handlebar Bush is a sma