This ASHIKA cylinder head bolt set, part number 115-05-504, provides all the necessary high-quality bolts for securely fastening your vehicle's cylinder head. Engineered to meet stringent specifications, these bolts ensure consistent clamping force and proper torque retention, which are critical for maintaining optimal engine performance and preventing leaks. Proper installation of a cylinder head bolt set is essential for the longevity and reliability of your engine. This set is designed for a precise fit, simplifying the assembly process and giving you confidence in the integrity of your engine's seal.