Quicksilver F85498-1 Flywheel Key for Mercury Marine Outboard Engines

The Quicksilver F85498-1 is a genuine OEM flywheel key designed for Mercury, Mariner, and MerCruiser marine engines. This critical engine component ensures proper timing alignment between the crankshaft and flywheel, maintaining optimal ignition timing for reliable engine performance.

Key Features:

• Genuine Mercury Marine OEM part for guaranteed fit and quality
• Precision-engineered to maintain proper crankshaft-to-flywheel alignment
• Essential replacement part for engine timing restoration
• Compatible with Mercury, Mariner, and MerCruiser outboard engines
• Factory-specified dimensions for exact OEM fitment

The flywheel key is a wear item that should be inspected regularly and replaced if damaged or sheared. A damaged flywheel key can cause timing issues, hard starting, poor performance, and potential engine damage. This genuine Quicksilver replacement ensures your marine engine maintains factory specifications and reliable operation on the water.

Manufacturer Part Numbers: F85498-1, 28-F85498-1