Discovery 2. Manual — part 45
ENGINE - V8
OVERHAUL 12-2-53
Gasket - engine sump
$% 12.60.38.01
Disassembly
1. Remove 3 nuts and 14 bolts securing sump to
cylinder block.
2. Remove sump.
3. Remove and discard gasket.
Reassembly
1. Clean all traces of sealant from the sump and
sump mating faces, using a solvent cleaner or
plastic scraper.
2. Ensure that bolt holes in cylinder block are
clean and dry.
3. Apply a 5 mm (0.2 in) wide bead of sealant, Part
No. STC 50550 across the cylinder block to
front cover joint and across the cylinder block to
rear main bearing joint. Apply a globule of
sealant to cover the ends of the cruciform
seals, (see illustration above).
4. Fit new sump gasket, dry, ensure location tags
are correctly positioned.
5. Fit the sump to the cylinder block.
6. Noting that the two parts of the tool are
handed, fit tool LRT- 12-183 to the engine
back plate using bell housing nuts and bolts.
7. Secure the tool to the sump using the bolts
which are part of the tool. The holes in the tool
are larger than the diameter of the bolts,
allowing the tool and the sump to move as
the sump bolts are tightened.
8. Fit the sump nuts and bolts, and working in the
sequence shown, tighten to 22 Nm (16 lbf.ft).
9. Remove tool LRT-12-183.
M12 5741
M12 5713
14 10
6
2
4
8
12
16
17
15
11
7
3
1
5
9 13
ENGINE - V8
12-2-54 OVERHAUL
Strainer - oil pick-up
$% 12.60.20.01
Disassembly
1. Remove sump gasket.
ENGINE - V8, OVERHAUL, Gasket -
2. Remove 2 bolts and 1 nut securing oil pick up
strainer.
3. Remove oil pick up strainer.
4. Collect spacer.
5. Remove and discard 'O' ring.
Reassembly
1. Clean oil pick up strainer and 'O' ring recess.
2. Lubricate new 'O' ring with clean engine oil and
fit to recess.
3. Locate spacer on stud.
4. Position oil pick up strainer, fit bolts and tighten
to 10 Nm (7 lbf.ft). Fit nut and tighten to 22 Nm
(16 lbf.ft).
5. Fit new sump gasket.
ENGINE - V8
OVERHAUL 12-2-55
Seal - timing gear cover
$% 12.65.05.01
Disassembly
1. Secure tool LRT-12-080 to crankshaft pulley
with 2 bolts.
2. Remove crankshaft pulley bolt.
3. Remove crankshaft pulley.
4. Using tool LRT-12-088, remove oil seal from
timing gear cover and discard.
Reassembly
1. Clean seal register in timing gear cover and
crankshaft pulley.
2. Ensure that bolt holes are clean and dry.
3. Apply smear of Retinax LX grease to seal
running surface on crankshaft.
CAUTION: Replacement oil seal is pre-
greased, do not apply additional lubricant.
4. Fit seal to timing gear cover using tool LRT-12-
089 .
5. Secure tool LRT-12-080 to crankshaft pulley
with 2 bolts. Fit crankshaft pulley.
6. Fit crankshaft pulley bolt and tighten to 270 Nm
(200 lbf.ft).
7. Remove tool LRT-12-080 from crankshaft
pulley.
ENGINE - V8
12-2-56 OVERHAUL
Gasket - timing gear cover
$% 12.65.04.01
Disassembly
1. Remove oil pick up strainer.
ENGINE - V8, OVERHAUL, Strainer
2. Remove and discard 3 bolts securing coolant
pump pulley.
3. Remove coolant pump pulley.
4. Secure tool LRT-12-080 to crankshaft pulley
with 2 bolts.
5. Remove crankshaft pulley bolt.
6. Remove crankshaft pulley.
7. Remove oil filter and discard.
8. Noting the positions of the longer bolts, remove
9 bolts securing timing gear cover.
9. Remove timing gear cover.
10. Remove and discard timing gear cover gasket.
11. Remove seal from timing gear cover and
discard.
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