4JB1/4JB1T/4JB1TC/4JG2 – ENGINE 6A1 – 59
9) Apply engine oil to the piston ring surfaces.
10) Check that the piston rings rotate smoothly in the
piston ring grooves.
11) Position the piston ring gaps as shown in the
illustration.
12) Carefully wipe any oil or other foreign material from the
connecting rod bearing back face and the connecting
rod bearing fitting surface.
13) Apply a coat of engine oil to the upper bearing
surfaces.
Apply a coat of engine oil the cylinder wall.
14) Position the piston head front mark so that it is facing
the front of the engine.
Use the piston ring compressor to compress the piston
rings.
Piston Ring Compressor: 5-8840-9018-0(J-8037)
15) Use a hammer grip to push the piston in until the
connecting rod makes contact with the crankpin.
At the same time, rotate the crankshaft until the
crankpin is at BDC.
5. Connecting Rod Bearing Cap
1) Position the bearing cap front mark so that it is facing
the front of the engine.
2) Install the connecting rod bearing caps.
Align the bearing cap cylinder number marks and the
connecting rod cylinder number marks.
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