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Our ultra high strength cylinder head stud kit is essential equipment when upgrading internal components on your high boost Yamaha engine. Precision machined from premium grade 8740 alloy and heat treated to exacting tolerances, these studs dramatically increase reliability & ease of maintenance.

Key Benefits Include:
• Superior material & heat treat process provide 10X better fatigue strength than OEM bolts.
• Studs provide improved alignment of cylinder head and gasket for increased reliability and ease of maintenance.
• More accurate & consistent torque loading provides a more uniform clamping force on head gasket.
• Helps prevent blown head gaskets and assures optimum engine sealing.