Service Limit INNER 350 mm 138 in OUTER 384 mm 151 in

M Valve spring tension (IN & EX)

(12.3-14.6 lbs/1.10 in) OUTER: 12.8 - 15.0 kgf/31.5 mm (28.2-33.1 lbs/1.24 in)

For outer spring

ROCKER ARM SHAFT OUTSIDE DIAMETER INSPECTION

On the sliding surface, take two measurements, at right angle to each other.

If the outside diameter measured is less than the standard value, replace the shaft.

Rocker arm shaft O.D.

Standard: 11.973 - 11.984 mm (0.4714 - 0.4718 in) 09900-20205: Micrometer (0 - 25 mm)

ROCKER ARM INSIDE DIAMETER INSPECTION

Measure the rocker arm inside diameter in two directions at right angle to each other.

If the inside diameter measured exceeds the standard value, replace the rocker arm.

M Rocker arm I.D.

IroSh 09900-20605: Dial calipers

CYLINDER HEAD REASSEMBLY

• Locate the plate ® on the cylinder head of exhaust side.

• Oil each oil seal © and press-fit them into position using the valve guide installer.

• Install each valve spring seat ® (for intake side) and ® (for exhaust side).

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