Easy to install replacement designed to get your engine back to work quickly Installs without specialized tools, reducing time and service costs Precise OEMcompatible fit saves time and prevents leaks or misalignment Why customers choose this part Direct fit for JOHNSON 389576 engines in the 4, 4.5, 5, 6, and 8 horsepower range, so you can the worn component with confidence Matches P/N 183091 and CEF P/N 500354 for straightforward crossreferencing and Compatible with Sierra and CEF models, making it a reliable service part for multiple supplier lines Key features and benefits Function: Designed as a direct replacement part to restore proper operation and performance of specified Johnson engines Material: Constructed from alloy and neoprene rubber for a durable assembly that maintains form and function during normal use Performance: Engineered for consistent operation when installed correctly, helping maintain engine reliability between maintenance intervals Fitment accuracy: Precise manufacturing tolerances reduce the need for adjustments and help ensure correct alignment and sealing Practical applications and use scenarios Routine maintenance: the original part during scheduled service to restore performance and prevent operational issues Seasonal preparation: Install before peak season use to reduce the risk of failure during extended runs Field : Keep as a service spare for quick repairs on boats or small engines using JOHNSON 389576 and compatible Sierra/CEF models Compatibility summary Fit for JOHNSON 389576 (4, 4.5, 5, 6, 8 Horsepower) Matches P/N 183091 and CEF P/N 500354 Suitable for Sierra and CEF compatible models Installation and care Simple installation with basic hand tools; follow manufacturer instructions for torque and alignment Inspect mating surfaces and seals during installation to ensure reliable performance This replacement part provides a precise, durable option for maintaining and repairing Johnson engines and compatible Sierra and CEF units without the need for complex tools or modifications.