Land Rover 3 5 3 9 4 2 V8 Engine Overhaul 2003 2nd Edition Rover Manual

							ENGINE
52
OVERHAUL
7.Fit new cruciform seals to rear main bearing
cap.
CAUTION: Seals must protrude
approximately 1.5 mm (0.05 in) above
bearing cap face. Do not trim off excess
material at this stage.
8.Apply a 3 mm (0.12 in) wide bead of sealant,
Part number STC 50550 to bearing cap rear
mating face on cylinder block.
CAUTION: Ensure sealant does not enter
bolt holes.
9.Lubricate rear main bearing shell and cruciform
seals with engine oil, fit bearing cap assembly.
10.Fit rear main bearing cap bolts and tighten to
13 Nm (10 lbf.ft).
CAUTION: Do not tighten bolts further at
this stage.11.Clean seal location and running surface on
crankshaft.
12.Engine numbers without suffix B:Clean seal
protectorLRT-12-010and lubricate with engine
oil.
13.Engine numbers with suffix B:Clean seal
protectorLRT-12-095and lubricate with engine
oil.
14.Lubricate oil seal lip with engine oil.
NOTE: Seal protector LRT-12-095
illustrated.
15.Position seal protector to crankshaft.
16.Engine numbers without suffix B:Fit oil seal
squarely using hand pressure only until fully
seated in recess.
17.Engine numbers without suffix B:Remove seal
protectorLRT-12-010
18.Engine numbers with suffix B:Fit seal using
toolsLRT-12-091andLRT-99-003.
19.Engine numbers with Suffix B:Remove seal
protectorLRT-12-095. 
						

							ENGINE
OVERHAUL53
20.Using sequence shown, tighten main bearing
cap bolts to:
Numbers 1 to 4 bearing caps - 70 Nm (52 lbf.ft)
Rear bearing cap -90 Nm (66 lbf.ft)
21.Trim off excess material from cruciform seals.
22.Fit Woodruff key to crankshaft.
23.Check crankshaft end-float.
NOTE: If 0.508 mm (0.02 in) oversize main
bearings have been fitted, it may be
necessary to machine thrust faces of
centre main bearing to achieve correct end-float.
Ensure an equal amount of material is removed
from each thrust face.
24.Fit big-end bearings.
25.Fit timing chain and gears.
26.Fit flywheel or drive plate and ring gear
assembly.Crankshaft end - float - check
1.Set-up DTI to measure end float.
2.Move crankshaft forwards and zero gauge.
3.Move crankshaft rearwards, record end-float
reading obtained.
Crankshaft end-float = 0.08 to 0.26 mm (0.003
to 0.010 in).
4.Remove DTI.
NOTE: Crankshaft end-float is controlled
by thrust faces on upper half of centre
main bearing shell.