High-performance tilt-trim motor for outboard motors BF40 BF50 from 2004, part numbers 36120-ZW4-H12 and 430-22111. Key benefits - Reliable electrical contact through copper alloy contact surfaces in starters - Copper alloys provide electrical conductivity and good wear resistance - Reduces voltage drop and helps maximize starter efficiency - Durable construction for tough marine use - Built to withstand mechanical loads and environmental exposure common in boating Compatibility and specifications - Compatible with outboard motors BF40 and BF50 from 2004 onward - Part numbers: 36120-ZW4-H12 and 430-22111 Material and performance - Copper alloys used for contact surfaces in starters - High electrical conductivity - Enhanced wear resistance - Supports consistent performance over time Use scenarios - Replacement in tilt-trim motor assemblies for BF40 or BF50 engines manufactured from 2004 - Marine maintenance in boats operating in harsh environments (saltwater or high humidity), where reliable contact and resistance to wear are important - Retrofit or rebuild projects to restore starter reliability and minimize voltage drop, ensuring smoother engine startup Notes - Designed to deliver long-lasting performance under mechanical stress and environmental influences commonly seen in marine applications - Maintains compatibility with listed models and part numbers for straightforward installation