Rocker Arm and Shaft Disassembly, Reassembly, and Inspection: Inspection

Rocker Arm and Shaft - Inspect

Courtesy of HONDA, U.S.A., INC.

1. Measure the diameter of the shaft at the first rocker location.

Courtesy of HONDA, U.S.A., INC.

2. Zero the dial indicator to the shaft diameter.

Courtesy of HONDA, U.S.A., INC.

3. Measure the inside diameter of the rocker arm, and check it for an out-of-round condition.

Rocker Arm-to-Shaft Clearance

4. Repeat for all rocker arms and shaft. If the clearance is beyond the service limit, replace the rocker shaft and all out of service limit rocker arms. If any rocker arm needs replacement, replace the rocker arms as an assembly.

Standard (New):	0.019-0.050 mm (0.00075-0.00197 in)
Service Limit:	0.08 mm (0.0031 in)

VTEC Rocker Arm - Inspect

Courtesy of HONDA, U.S.A., INC.

1. Inspect the rocker arm pistons (B). Push on each piston manually. If it does not move smoothly, replace the rocker arm set.
NOTE:

When disassembling secondary rocker arm A, carefully apply air pressure to the oil passage of the rocker arm.
Apply new engine oil to the rocker arm pistons when reassembling.