14801-892-000 Adjuster (3.15) - Overview. The 14801-892-000 Adjuster (3.15) is a crucial component in Honda marine engine systems. It primarily supports the tappet clearance adjustment system, ensuring that valve clearances are maintained at the factory specifications for optimal engine operation. This adjuster facilitates smooth mechanical motion between components, contributing to the precise timing and efficiency of the engine. Designed to the exact OEM specifications, this part guarantees se