ROCKER ARMS AND CAMSHAFT
5-18
EAS23770
REMOVING THE ROCKER ARMS AND
CAMSHAFT
1. Loosen:
• Locknuts
• Valve clearance adjusting screws
2. Remove:
• Intake rocker arm shaft
• Exhaust rocker arm shaft
• Intake rocker arm
• Exhaust rocker arm
TIP
Remove the rocker arm shafts with the slide
hammer bolt “1” and weight “2”.
EAS23840
CHECKING THE CAMSHAFT
1. Check:
• Camshaft lobes
Blue discoloration/pitting/scratches
→
Re-
place the camshaft.
2. Measure:
• Camshaft lobe dimensions “a” and “b”
Out of specification
→
Replace the camshaft.
3. Measure:
• Camshaft runout
Out of specification
→
Replace the camshaft.
Slide hammer bolt
90890-01083
Slide hammer bolt 6 mm
YU-01083-1
Weight
90890-01084
YU-01083-3
2
1
Camshaft lobe dimensions
Intake A
43.488–43.588 mm (1.7121–
1.7161 in)
Limit
43.388 mm (1.7082 in)
Intake B
36.959–37.059 mm (1.4551–
1.4590 in)
Limit
36.859 mm (1.4511 in)
Exhaust A
43.129–43.229 mm (1.6980–
1.7019 in)
Limit
43.029 mm (1.6941 in)
Exhaust B
37.007–37.107 mm (1.4570–
1.4609 in)
Limit
36.907 mm (1.4530 in)
Camshaft runout limit
0.015 mm (0.0006 in)
techsparkstudio.com
Summary of Contents for Grizzly550
Page 1: ......
Page 4: ......
Page 6: ......
Page 11: ...FEATURES 1 4 techsparkstudio com ...
Page 55: ...LUBRICATION POINTS AND LUBRICANT TYPES 2 26 techsparkstudio com ...
Page 58: ...LUBRICATION SYSTEM CHART AND DIAGRAMS 2 29 1 2 3 4 5 ...
Page 60: ...COOLING SYSTEM DIAGRAMS 2 31 EAS20420 COOLING SYSTEM DIAGRAMS 1 2 3 8 7 6 5 4 ...
Page 68: ...CABLE ROUTING 2 39 A A B B C C A A B B C C A C D E E F B 1 1 2 2 3 3 3 4 5 5 6 6 7 8 ...
Page 74: ...CABLE ROUTING 2 45 A C D B B B B E E B B E E C D A 1 2 2 2 3 3 A B B C C D E E F 4 4 4 ...
Page 76: ...CABLE ROUTING 2 47 ...
Page 79: ...techsparkstudio com ...
Page 116: ...ELECTRICAL SYSTEM 3 37 ...
Page 119: ...techsparkstudio com ...
Page 136: ...FRONT WHEELS 4 17 ...
Page 188: ...REAR ARMS AND REAR SHOCK ABSORBER ASSEMBLIES 4 69 7 6 7 6 4 3 5 2 8 8 1 ...
Page 230: ...AC MAGNETO AND STARTER CLUTCH 5 39 1 ...
Page 246: ...PRIMARY AND SECONDARY SHEAVES 5 55 ...
Page 292: ...WATER PUMP 6 11 ...
Page 302: ...THROTTLE BODY 7 9 ...
Page 334: ...REAR CONSTANT VELOCITY SHAFT ASSEMBLIES FINAL DRIVE ASSEMBLY AND REAR DRIVE SHAFT 8 31 ...
Page 337: ...techsparkstudio com ...
Page 351: ...CHARGING SYSTEM 9 14 techsparkstudio com ...
Page 355: ...LIGHTING SYSTEM 9 18 techsparkstudio com ...
Page 363: ...SIGNALING SYSTEM 9 26 techsparkstudio com ...
Page 391: ...FUEL INJECTION SYSTEM 9 54 techsparkstudio com ...
Page 395: ...FUEL PUMP SYSTEM 9 58 techsparkstudio com ...
Page 411: ...EPS ELECTRIC POWER STEERING SYSTEM for YFM5FGP YFM7FGP 9 74 techsparkstudio com ...
Page 414: ...ELECTRICAL COMPONENTS 9 77 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ...
Page 436: ...ELECTRICAL COMPONENTS 9 99 ...