Honda Prelude 1993 Service Manual page 202

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Table of Contents

Cylinder Block

Bore Honing (H2341, H2241 engines)

C A U T I O N : T h i r c y l i n d e r l i n o r u s s r F R M ( F i b e r

Reinlorccd Matall. Hono only !s diroctod below.

M€asure cylinder bores as shown on page 7-16.

It the block is to be reused, hone the cylinders and

remeasure the bores,

2. To hone cylinder bores;

. Use only a rigid hone.

. Honing stone:

GC - 600 - J or finer stone

(for nonf6rrous metals)

2OO - 3OO kP;

(2-3 kg-cm', 28 - 43 psi)

. Honing rpm:

. Honing thickness; Less than 0.02 mm (0.0008 in)

Do not hone mote than

. Honing lubricant Oil type

. Roughness of

finished surfaces: VVV or 1.2S

. Honing pattern: 60 degr€e cross-hatch

CAUTION: Cloan tho honing stono oyory 5 cyclos.

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

cylinder 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 scratchgs are still present in cylinder

bores after horning to service limit, rebore the cylin-

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.

Troubleshooting