GLM 13420)
it's best to inspect the air filter every 100-200 hours of operation and replace it at least annually or more frequently if operating in particularly dusty or salt-laden environments
This kit is designed to cover multiple carburetor models
Replacement intervals depend heavily on your engine's operating conditions
Position the new gasket and carburetor
Water Pump Impeller Kit – Fits Mercury/Mariner 200-250 HP (Replaces 817275A5) 185-225HP GLM 13420)Product Details This is a complete Water Pump Impeller Kit Fits Mercury Mariner 200 250 HP (Replaces 817275A5), designed for various EFI, DFI, Carb, Pro XS, and 4 Stroke outboard engines. It provides a reliable solution for maintaining your engine's cooling system for optimal performance. It serves as a direct replacement for Mercury part numbers 817275A5, 817275Q05, 817275A6, 847275A5 and aftermarket parts from Sierra (18 3147), GLM (12098), and EMP