S&S Cycle Cylinder Stud Kit - '17-'23 M8 Models 310-1204

S&S Cycle Cylinder Stud & Head Bolt Kit - '17-'23 M8 Models 900-1176

Precision machined from billet aluminumBlue anodized finishPassage plugs are removeable for servicingMade in U.S.A. Harley-Davidson -- CVO Street Glide FLHXSE -- (2019, 2017, 2020, 2018);...

S&S Cycle Piston Cooling Jet Kit - M8 310-1203

Extends the life of cylinder headsHelps prevent damage to the rocker arm towersRe-torque rocker arm nuts after installation

The factory oil control valve on all oil cooled M8 engines regulates the amount of oil flowing to the oil cooler/headsThe stock assembly includes a check ball retainer that is formed steelEasy to...