Piston Pins - Honda Civic Service Manual

Cylinder Block
Piston Pins
Bore Honing
1 .
Measure cylinder bores as shown on page 7-16. lf the
block is to be reused, hone the cylinders and remea-
sure the bores.
Hone cylinder bores with honing oil 8nd a fine (400
grit) stone in a 60 degree cross-hatch pattern.
NOTE:
.
Use only a rigid hone with 400 grit or finer stone
such as Sunnen, Ammco, or equivalent.
.
Do not use stones lhat are worn or broken.
W h e n h o n i n g i s c o m p l e t e , t h o r o u g h l y c l e a n t h e
engine block of all metal particles. Wash the cylin-
der bores with hot soapY water, then dry and oil
immediately to prevent rusting.
NOTE: Never use solvent. it will only redistribute the
grit on the cylinder walls.
lf scoring or scratches are still present in cylinder
bores after honing to the service limit, rebore the
cylinder block.
NOTE: Some light vertical scoring and scratching is
acceptable if it is not deep enough to catch your fin-
gernail and does not run the full length of the bore.
CYLINOES BLOCK
CYLINDER
NOTE:
. After honing, clean the cylinder thoroughly with
soapy warer.
. Onlv a scored or scratched cylinder bore must be
noneo.
Removal
l.
Assemble the special tool as shown.
PISTON BASE HEAD
07973 - SBtx)too
f t
PISTON PIN BASE
INSERT
01973 - PE00'0)
p t n
NOTEi Us6 a hydraulic press.
When pressing the pin in or out.
make sure that the recesssd
portion of the piston aligns
with the lips on the collar.
r g
g\
lj*N*,""
2. Assemble and adjust the length of the piston
driver and shaft to 53 mm (2.1 inl as shown.
PISTON PIN DRIVER HEAD
07973 - PE00320
Proat
0
PISTON PIN
DRIVER SHAFT
0t973 - PEqr310
PILOT COLLAR
07973 - PE00200
3.
Place the piston on the sp€cial tool and press the
pin out with the special tools and a hydraulic press.
Emboss6d mark facing up
7 - 1 7