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ENGINE
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9. Loosen one of the main bearing cap mounting
bolts. Now using a feeler gauge measure the
pretension gap of main bearing shell. As the
main bearing caps are guided, the
measurement has to be done on a flat surface
and not on cylinder block.
10. Main bearing shells are precision finished and
should not be bored or scrapped.
11. Select new pair of thrust washer according to
crank shaft 4th main journal width.
12. Pretension Gap: 0.06 to 0.09mm.
Cylinder Bores :
1. Clean cylinder bores thoroughly
2. Check cylinder bore dimension, taper and
ovality.
3. If taper and ovality is found to exceed
specified limit or bore is excessively worn out
then replace the block.
4. Record the readings in Engine inspection
sheet given in this manual.