PISTON RING |
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2.Put piston rings into the
cylinder bore, press them against the piston top face, and
push them in. After achieving squareness, measure the end
gap with a free gauge. If the end gap is excessive, replace
piston rings. Standard value:
No. 2 ring: 0.2 - 0.35 mm Oil ring: 0.25 - 0.45 mm |
CRANKSHAFT PIN OIL CLEARANCE (PLASTIGAGE METHOD) |
1.Wipe oil off the
crankshaft pin and connecting rod bearing. |
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2.Place a plastigage in
length equal to the bearing width on the pin shaft straight
in alignment with the shaft centre. 3.Carefully install the connecting rod cap. 4.Apply the engine oil to the bolt thread portion and the seat surface before tightening the bolt. 5.After finger-tightening each bolt, alternately tighten the bolts to correctly install the cap. 6.Tighten the bolt to the torque of 5.0 N·m. 7.Tighten the bolt to the torque of 20 N·m. |
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8.Put the paint mark to the
bolt head, as shown in the illustration. 9.Put the paint mark on the connecting rod at 90° position in the tightening direction of the bolt, based on the paint mark position of the bolt. 10.
11.Remove bolts and gently remove the connecting rod cap. |
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12.Measure the crushed
plastigage width (area most widely crushed) using a scale
printed on the plastigage bag. Standard value: 0.026 - 0.053 mm Limit: 0.10 mm |