Index Nissan Nissan PULSAR N13 Series / ASTRA LD Series (1.6 and 1.8 Liter) 1987 – 1991 year - Service Manual
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Engine
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(23) Lower the vehicle to the ground and securely tighten the wheel nuts.
10. PISTONS, CONNECTING RODS AND CYLINDER BORES
Special Equipment Required:
To Inspect — Micrometer, cylinder measuring
gauge
To Remove Ridge from Bores — Ridge removal tool
To Deglaze Cylinder Bores — Cylinder surfacing
hone
To Install — Piston ring compressor
TO REMOVE
(1) Remove the engine sump and oil pump pickup pipe as previously described. (2) Remove the cylinder head as previously described. (3) Mark the relationship of the pistons to their respective cylinders and the bearing caps to their (4) Measure each connecting rod for side clear- ance on the crankpin. Refer to the illustration. If the (5) With number one cylinder on the bottom of its stroke, remove the bearing cap bolts and the Wipe the bearing shell and the exposed part of the journal with a piece of clean lint free cloth, insert a
Remove the bolts and cap and measure (with the scale on the packet) the spread width of the Plastigage
Compare the measurement to the Specifications and if the bearing clearance exceeds the limit, install a
Repeat the procedure on the remaining cylinders and note each individual bearing clearance for assem-
NOTE: Do not rotate the engine while the
Dismantled view of the piston and connecting rod components. (6) Remove each bearing cap in turn, keeping them in order, and using a wooden hammer shaft,
NOTE: Before removing the pistons, remove
(7) Remove the piston rings over the top of the piston and discard the piston rings.
Checking the connecting rod side clearance using feeler gauges. |