Common signs include the engine overheating
R-MR & Blackhawk Drives (Replaces 91-45497A1) features a scissor-style mechanism designed to stretch and install exhaust bellows during replacement
it's recommended to inspect the impeller annually and replace it every 1-2 years
This 160°F thermostat is specified for the raw water-cooled marine engines listed
Specific quantities are matched to the Solex 44PA1 application
Water Pump Impeller Kit – Fits Yamaha 6HP / 8HP (Replaces 6E5-44311) Kohler Common signs include the engineProduct Details This Water Pump Impeller Kit Fits Yamaha 6HP 8HP Outboard Motors (Replaces 6E5 44311) provides all necessary components to restore your engine's cooling system. It is designed for Yamaha 2 Stroke 6HP and 8HP models from 1986 and newer (including C, M, MSH, CMH, CWH, MBK), and select 4 Stroke 115HP and 130HP models. This kit serves as a direct interchange for Yamaha part numbers 6E5 44311, 6E5 W0078 A1 00, 6N0 W0078 A0 00, 6E5 W0078 01