CHAPTER 3A ENGINE 260/ 300 / 400 cc ATV SERVICE MANUAL09.0
CHAPTER 3 ENGINE PAGE. 3A- 60
2. Measure:
zBig end side clearance
Out of specification → Replace big end
bearing, crank pin and/or connecting rod.
Big end side clearance:
0.35-0.85 mm
3. Measure:
zCrank width
Out of specification → Replace crankshaft.
Crank width:
59.95-60.00 mm
4. Inspect:
zCrankshaft sprocket c
Wear/ Damage → Replace crankshaft.
zBearing d
Wear/ Crack /Damage → Replace crankshaft.
zPump drive gear e
Wear/ Damage → Replace crankshaft.
5. Inspect:
zCrankshaft journal
Clogged → Blow out the journal with
compressed air.
CRANKCASE INSTALLATION
1. Clean all the gasket mating surface and
crankcase mating surface thoroughly.
2. Apply:
zSealant
(onto the crankcase mating surfaces)
NOTE:
DO NOT ALLOW any sealant to come into
contact with the oil gallery.
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