Rocker Arm Guardian Kit

Rocker Arm shafts, Rocker Arm Stud Kit, Head Bolt Kit and Performance Roller Rocker Arms are included in this kitRocker Arm ShaftsReplace broken or worn OEM pieces with stronger, more durable S&S performance partsDirect replacement for stock partsHardened and surface ground for ultimate precision and durabilityRocker Arm Stud KitExtend the life of your cylinder headsPrevent damage to Rocker Arm TowersInstall studs and safely re-torque nutsBlack Oxide Finish12 pt NutsHead Bolt KitHeat Treated 8640 Steel200,000 psi ultimate tensile strength14% increases in strength over stockStronger material than stock Head boltsDurable Black Oxide Coating9/16" 12-point head with integral washerFormed threadsCold Formed HeadReusableForged Roller Rocker ArmsForged from 8620 steel for greater strengthDesigned using Finite Element Analysis (FEA)