Engine Inverted With Sump Removed - Lotus TURBO ESPRIT Service Manual

Page
52
cleamnce) compound around the periphery of the ioint.
Fit
the main
bearing housing, using a pair of nuts to pull up the joint over the dowels
if
necessary. Do not tap the housing, as the bearing shells may be disturbed.
Fit
the nuts and washers tightening the
8mm
nuts first, followed by the
12mm
nuts i n
pain
i n a sequence outwards from the centre. For torque figures
see Technical Data.
(Not Dry Sump Turbo)
Ensure that the crankshaft connecting rod journals and the connecking rods and
caps are clean, then
fit
new bearing shells. Refit the connecting rods and
their caps to their respective journals, after applying Graphogen grease to the
bearings. Tighten the bolts to their specified torque loadings (see TECHNICAL
DATA).
(Not Dry Sump Turbo)
To enable the oil pick up pipe, and the crankcase breather pipe (all
907
and early 912) to be fitted, it i s necessary to remove both 12mm nuts from
main bearing No.
4.
Fit
the breather pipe by pushing into i t s drilling
at the rear of the MBH,
a d
refit the 12mm nut end washer to retain. Push
the oil pick up pipe into
i t s
drilling at the front of the MBH and retain with
the main bearing nut and washer. Torque tighten the two main bearing nuts.