Acura 2002 RSX Service Manual page 149

Cylinder Head
Rocker Arms and Shafts Inspection
1 . Remove the rocker arm assembly (see page 6-29),
Measure the diameter of the shaft at the first rocker
location.
3. Zero the gauge (Alto the shaft oramerer.
6-32
4. Measure the inside diameter of the rocker arm, and
check it for an out-of-round condition.
Rocker Arm-to-Shaft Clearance:
K20A3 engine:
Standard (Newl:
lntake:
Exhaust:
Service Limit:
K20A2 engine:
Standard (New): 0.025 0.052 mm
(0.0010 0.0020 in.l
Service Limit: 0.08 mm {0.03 in.l
Repeat for all rocker arms and both shafts. lf the
clearance is over the limit, replace the rocker shaft
and all overtolerance rocker arms. lf any VTEC
rocker arm needs replacement, replace rocker arms
{pnmary and secondary, or primary, mid and
secondary) as a set.
0.025 0.052 mm
{0.0010 0.0020 in.}
0.018 0.056 mm
{0.0007 0.0022 in.)
0.08 mm (0.003 in.l