JD and Beastlet:
Clean work area
JD and Beastlet:
Instructions
JD and Beastlet:
Throttle and choke linkages disconnected
JD and Beastlet:
DLE 20 out
JD and Beastlet:
Removing the cylinder head
JD and Beastlet:
Cylinder head - rear bolts out
JD and Beastlet:
Cylinder head - front bolts out
JD and Beastlet:
Cylinder head removed
JD and Beastlet:
Piston - lots of gunk on top
JD and Beastlet:
Spark plug - also gunked up
JD and Beastlet:
A look at the stock ring
JD and Beastlet:
A closer look at the gunk
JD and Beastlet:
Spark plug cleaned
JD and Beastlet:
Combustion chamber cleaned
JD and Beastlet:
Cylinder head aside for now
JD and Beastlet:
Soaking the piston surface
JD and Beastlet:
Piston - cleaned
JD and Beastlet:
Old piston ring removed
JD and Beastlet:
Bowman ring in packaging
JD and Beastlet:
Rolling he Bowman ring around the ring groove
JD and Beastlet:
Some 600-grit emery cloth
JD and Beastlet:
Sanding the piston sides
JD and Beastlet:
Inserting the Bowman ring
JD and Beastlet:
Inserting the Bowman ring - closeup
JD and Beastlet:
Bowman ring fully inserted
JD and Beastlet:
Bowman ring fully inserted - closeup
JD and Beastlet:
Thread lock on cylinder head bolts
JD and Beastlet:
Cylinder head reinstalled
JD and Beastlet:
DLE 20 exploded diagram - labeled