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SERVICE INFORMATION
EXHAUST ROCKER ARM PIVOT FREE-PLAY INSPECTION
Perform this step if the compression measured greater than 80 psi and the exhaust valve clearance measurement
was greater than 0.24 mm.
1. Loosen the three 6 mm flange bolts and remove the muffler
heat shield.
2. With the engine positioned at TDC of the compression stroke
(cam pulley lobe facing out), remove the exhaust rocker pin
and rocker arm.
3. Closely inspect the rocker arm for cracks and damage.
Inspect the rocker pin for excessive wear or grooves. If the
rocker arm is damaged and/or the pin appears significantly
worn, replace both parts before proceeding.
4. Fabricate a plate with the indicated dimensions
using 1/4 inch or thicker steel.
5. Attach the fabricated steel plate to the muffler shield boss
using a 6 x 20 mm flange bolt.
2-18
HRS216PKA • HRS216SKA • HRS216VKA
Inspect rocker arm
for cracks.
9/16 in (15 mm)
∅
5/16 in
Inspect rocker pin
for wear grooves.
2 in
7 in
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