66

CYLINDER HEAD

Inspection

Disassembly (Cont'd)

6. Remove va!ve component parts.

4.    Remove rocker shaft with rocker arms.

5.    Remove camshaft.

CYLINDER HEAD DISTORTION

Measuring points

If beyond the specified limit, resurface it. Resurfacing limit:

The rpsurfacing limit of cylinder head is aeter-mined by the cylinder błock resurfacing in an engine.

Amount of cylinder head resurfacing is "A". Amount of cylinder błock resurfacing is "B". The maximum limit is as follows:

A + B = 0.2 mm (0.008 in)

SEM991

VALVE GUIDE CLEARANCE

7. Remove vaive on seais.

KV10107900 ( - )

• Valve guiae ciearance snoulo be measurec in parallel with rocker arm. (Generally, a iarge amount of wear occurs in this direction.)

28 mm (1.10 in)

Stern to guide ciearance: Maximum limit 0.10 mm (0.0039 in) Max. allowabie deflectcon (Dial indicator reading) 0.2 mm (0.008 in)

SEM644