Range Rover P38
BMW DIESEL
57
REPAIR
31. Using scale provided, measure width of
Plastigage on each main bearing journal and
compare with specified bearing clearances:
Main bearing clearance = 0.020 to 0.058 mm
(0.001 to 0.002 in)
32. If clearances are incorrect, select alternative
main bearing cap shell(s) from the range
available and repeat check.
NOTE: If colour coding of selected bearing
shell(s) differs from colour marked on
adjacent crankshaft web, ensure correct
colour is marked on web on completion.
33. Remove all traces of Plastigage using an oily
rag.
34. Fit selected main bearing shells to main bearing
caps.
35. Remove crankshaft, lubricate journals and main
bearing shells with engine oil.
Crankshaft end float - check
36. Fit crankshaft, fit main bearing caps ensuring
that reference marks are on exhaust manifold
side of engine.
37. Align main bearing caps to crankcase.
38. Fit original main bearing cap bolts and tighten in
sequence shown to
20 Nm (15 lbf.ft) then using
an angular torque wrench, tighten in sequence a
further 50
°
.
39. Position a suitable DTI to front of crankshaft.
40. Move crankshaft fully rearwards and zero gauge.
41. Move crankshaft fully forwards and note
end-float reading on gauge.
Crankshaft end-float = 0.080 to 0.163 mm (0.003
to 0.006 in)