Atkinson Oil Co. Compound Steam Oil 680 - 30 ml | Model Steam Cylinder & Valve Lubricant for Small to Medium Engines - High-Temperature Film, Wet-Steam Protection

MODEL-ENGINE READY - ISO 680 steam oil for small to medium model steam engines using displacement or mechanical lubricators. HIGH-TEMPERATURE FILM - Clings to cylinders and valves under heat and load to reduce wear and blow-by. WET-STEAM PERFORMANCE - Maintains a protective film in the presence of condensate for smoother, quieter running. RUST & CORROSION GUARD - Helps protect shafts, pistons, and valve gear after steaming sessions. DIY-SIZED BOTTLE - Handy 30 ml pack for bench boxes and trackside top-ups; minimal mess, easy dosing.