FS-40S-C Owner's Instruction Manual Brandname: O.S. Engine Category: Engine Total Pages: 30 Table of contents Contents2Warnings3Warnings4Notes5Notes6Introduction7EngineInstallation8AirCleanerType102S9Glowplug11ToolsAccessoriesEtc12PressurizedFuelSystem14ValveAdjusting18PartsReplacement21RacingEngineParts22Fs-40S-CExplodedView23Fs-40S-CxExplodedView25Fs-40S-CThreeViewDrawing28Fs-40S-CxThreeViewDrawing29