Mitsubishi 6M70 Workshop Manual page 62

CYLINDER HEAD AND VALVE MECHANISM
Installation procedure
11-52
Installation: Mitsubishi 6M70 Nozzle tube
• Apply a sealant to the perimeter A of the tip of the nozzle tube.
• Push in the nozzle tube by hand until it contacts surface B of the
cylinder head.
• Tighten with the bolt and press the nozzle tube onto sur-
face B of the cylinder head.
• Apply engine oil to section C of
• Screw in until
the cylinder head.
• After installing the nozzle tube, be sure to perform a leak test to
check for airtightness.
Installation: Mitsubishi 6M70 Valve stem seal
• Apply engine oil to the lip of the valve stem seal.
• Install the valve stem seal until
head.
• After assembly, check that its spring is not deformed or dam-
aged.
Installation: Mitsubishi 6M70 Valve spring
• Install the outer and inner valve springs onto the cylinder head
while facing them as shown in the illustration.
Installation: Mitsubishi 6M70 Valve cotter
• Using and
the valve spring(s) evenly.
CAUTION
• Do not compress the valve spring(s) too much, or the upper
retainer will contact the valve stem seal and damage will re-
sult.
.
can be pulled out from the bottom of
sits snugly on the cylinder
, install the valve cotter while compressing