GM Gen III/LS1/LS6 "RPM" Valvetrain Upgrade Kit Includes: (16) #7638 5/16 7.400" Magnum Push-Rod (16) #26915 Performance GM Gen III/LS1/LS6 Valve Spring (16) #774 Steel Valve Spring Retainer for use with std locks Recommended for use with stock GM Cam. |