Rocker Arms And Shafts Inspection - Honda Civic Service Manual

Cylinder Head
1 .
2 .
Rocker Arms and Shafts Inspection
Remove the rocker arm assembly (see page 6-26).
Measure the diameter of the shaft at the first rocker
location.
3. Zero the gauge (A) to the shaft diameter.
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4. Measure the inside diameter ofthe rocker arm, and
check it for an out-of-round condition.
Rocker Arm-to-Shaflt Clearance:
Standard lNew):
lntake: 0.025 0.052 mm
(0.0010 0.0020 in.)
Exhaust:
0.018 0.056 mm
(0.0007 0.0022 in.)
Service Limit:
0.08 mm (0.003 in.)
5. Repeat for all rockerarms and both shafts. lfthe
clearance is over the Ilmit. replace the rocker shaft
and all overtolerance rocker arms. lf any VTEC
rocker arm needs replacement, replace the rocker
arms (primary and secondary) as a set.
6. Inspect the rocker arm pistons {A}. Push each
p i s t o n m a n u a l l y .
lf it does not move smoothly, replace the rocker
arm set.
NOTE: Apply oil to the pistons when reassembling.
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