Head Stud Kit & Rocker Arm bolts All 4Tec SeaDoo 230,255 ,300,325

Our ultra high strength cylinder head stud kit is essential equipment when upgrading internal components on your high boost Sea-Doo engine. Precision machined from premium grade 8740 alloy and heat treated to exacting tolerances, these studs dramatically increase reliability & ease of maintenance.   Key Features:   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. Fits all Sea-Doo 1503 & 1630 engines. Stroke: 4 Stroke   E10 head on stud Qnt:8 head studs, 8 washers , 8 (12 point nuts ) Torque in 3 (33,66,99) sequence to 99 ft lbs E10 Rocker arm bolts (8 ) torque to 29 fl lbs