OEM Kubota cylinder head bolts engineered for precision engine assembly. This complete 18-piece set includes all bolts required for V3300, V3600, and V3800 engine models, compatible with M100, M105, M108, M6800, and M8540 tractors. Part number 1C010-03450 ensures exact OEM specifications for reliable performance and proper torque retention. Essential for engine rebuilds and maintenance requiring factory-original components.