Sierra 118-7556 Crankshaft Position Sensor for MerCruiser 5.0L 6.2L Marine Engines

The Sierra 18-7556 Crankshaft Position Sensor is a precision-engineered marine engine component designed specifically for MerCruiser 5.0L and 6.2L fuel-injected inboard engines manufactured from 1998 to 2010. This critical sensor provides accurate timing information to the engine control module, enabling optimal ignition timing and fuel delivery for reliable performance.

Key Features:

• Direct OEM replacement for MerCruiser part numbers 864297, 864297001, and 864297T01
• Also replaces Indmar part number 556293
• Marine-grade construction built to withstand harsh marine environments and temperature extremes
• Advanced magnetic technology provides accurate crankshaft position detection
• Specifically designed for engines with composite (plastic) timing covers
• Plug-and-play installation with direct connector fitment
• Meets or exceeds OEM specifications for quality and performance

This replacement sensor eliminates common engine issues including misfires, rough idle, stalling, check engine lights, poor acceleration, and intermittent no-start conditions. Sierra Marine is a trusted leader in aftermarket marine engine parts, manufacturing premium components that undergo rigorous testing to ensure reliable performance and longevity in demanding marine applications.