Page 1222 - 2006 HARLEY FLSTCI SERVICE MANUAL

VALVE GUIDE VALVE GUIDE Wear MM 0.020-0.066 0.038-0.084 3-11

remove any debris. Clean with the CLEANING BRUSH (Part No. HD-34751). ing, since a worn reamer may cut the bore undersize. Check valve stem to valve guide clearance. an inside ball micrometer. an outside micrometer. Clean cylinder head assembly again. head and valve guide bore. Scrub valve guide bore with the wash in hot soapy water. compressed air could cause serious eye injury.

CAUTION Abrasive particles can damage machined surfaces and plug oil passageways possibly resulting in engine fail- Direct compressed air into the valve guide bore to NOTE Always verify valve stem to valve guide clearance after hon- Measure the inside diameter of the valve guide with Measure the outside diameter of the valve stem with Table 3-6. If the clearance between stem and guide is not within the limits shown, the low end being preferable, then the valve stem may be exces- sively worn or the valve guide bore undercut. Using cleaning solvent, thoroughly clean cylinder CLEANING BRUSH (Part No. HD-34751). For best results, use a thin engine oi

to Refer cleaning kits. flow rates. (00061a) VALVE Intake Exhaust
a. b. c. a. b. c.
ure. 9. 10. 11. 12.

d0170x3 d0172x3 d0171x3

Figure 3-10. Reaming Valve Guide Bore Figure 3-11. Scrubbing Valve Guide Bore Figure 3-12. Honing Valve Guide Bore

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2

Valve guide reamer

T-handle

HOME 1. 2.