Living Document Notice
Staged 2026-09-28. Living revisions and interconnected notes live in the Bosun PKM Garden.
Outboard Motor Maintenance, Fuel Mixing, and Carburetor Care
Keeping outboard motors running reliably in salt-water environments demands rigorous freshwater flushing, precise fuel-oil mixing ratios, and carburetor maintenance. Tender catalogs small-engine service logs and troubleshooting protocols.
Outboard Invariants
- Two-Stroke and Four-Stroke Fuel Ratios: Precise oil-to-gas fuel mixing ratios prevent engine fouling and cylinder scoring.
- Freshwater Flushing Protocols: Post-run internal cooling passage flushing removes salt crystal buildup and extends water pump impeller life.
- Carburetor and Fuel Stabilization: Seasonal storage fogging and fuel stabilizer additions prevent varnish buildup in fuel jets.
Rigorous outboard engine maintenance prevents mechanical failure during critical shore runs.
- Directus Target: tender-blog
- Garden Source Reference: MOC - Tender Auxiliary Engine, MOC - Supercargo Gear Inventory, PUR-1003 - Hardware Warranties