Civic HX Coupe L4-1668cc 1.7L SOHC (VTEC-E) MFI (2001)
5. Inspect the rocker arm piston (A). Push it manually. If it does not move smoothly, replace the rocker arm set.
NOTE:
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When reassembling the primary rocker arm (B), carefully apply air pressure to its oil passage.
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Apply oil to the pistons when reassembling.