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86 Servicing Your Honda
Valve Clearance
13. Check that “T” mark (22) on the primary drive
gear (23) aligns with the index mark (24) on
the right crankcase cover.
14. Rotate the camshaft by rotating the crankshaft
clockwise several times.
Make sure the piston is at TDC on the
compression stroke (page 80).
15. Measure the intake and exhaust valve
clearances by inserting a feeler gauge (25).
Valve Clearance:
16. Install a new sealing washer (26) and tighten
the cam chain tensioner lifter cover bolt (27).
1. Install the spark plug (page 78).
2. Coat a new O-ring (1) with engine oil and
install it onto the crankshaft hole cap (2).
Apply grease to the crankshaft hole cap
threads. Install and tighten the crankshaft hole
cap to the specified torque:
11 lbf·ft (15 N·m, 1.5 kgf·m)
(22) “T” mark
(23) primary drive gear
(24) index mark
(23)
(24)
(22)
IN: 0.005 ± 0.001 in (0.13 ± 0.03 mm)
EX: 0.011 ± 0.001 in (0.28 ± 0.03 mm)
(25) feeler gauge
(26) sealing washer (new)
(27) cam chain tensioner lifter cover bolt
(25)
(25)
Intake side: Exhaust side:
(27)
(26)
Crankshaft Hole Cap Installation
(1) O-ring (new)
(2) crankshaft hole cap
(2)
(1)
31MKE630_RX.book Page 86 Wednesday, April 3, 2019 9:19 AM
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