Range Rover Classic. Manual — part 29
V8i
3
REPAIR
DRIVE BELT TENSIONER
Service repair no - 86.10.09
Remove
1. Remove drive belt from tensioner.
See Drive
Belt Renew
2. Loosen tensioner centre bolt.
3. Remove bolt and tensioner.
Refit
4. Reverse removal procedure.
12
ENGINE
4
REPAIR
CYLINDER HEAD GASKETS - RENEW
Service repair no - 12.29.01
1. Drain cooling system.
See COOLING SYSTEM,
Adjustment, Coolant
2. Remove inlet manifold.
See FUEL SYSTEM,
Repair, Intake Manifold
3. Remove generator.
4. If fitted, remove compressor.
See AIR
CONDITIONING, Repair, Compressor
5. Remove rocker shafts.
See Rocker Shaft
Renew
6. Remove push rods.
7. Remove both exhaust manifolds.
See
MANIFOLD AND EXHAUST SYSTEM, Repair,
Exhaust Manifold - V8i
8. Remove air cleaner assembly.
See FUEL
SYSTEM, Repair, Air Cleaner Assembly
9. Remove air flow sensor.
See FUEL SYSTEM,
Repair, Air Flow Sensor
10. Remove ground leads from rear of left hand
cylinder head
11. Right hand cylinder head - remove breather pipe
from lifting bracket.
12. Loosen cylinder head bolts, reversing tightening
sequence.
13. Remove cylinder heads.
14. Remove cylinder head gaskets.
15. Clean exhaust mating faces.
16. Clean head and block faces.
17. Fit new cylinder head gaskets, word TOP
uppermost. DO NOT use sealant.
18. Oil cylinder bores.
19. Clean threads of head bolts and lightly oil.
20. Locate cylinder heads on block.
21. Locate cylinder head bolts in position illustrated.
96 mm long bolts - 2, 4, 6, 7, 8, 9, 10
66 mm long bolts - 1, 3, 5
NOTE: There are no bolts fitted in the four
lower holes in each cylinder head.
NOTE: Left hand cylinder head illustrated,
arrow points to front of vehicle.
22. Tighten bolts progressively in sequence, shown
to
20 Nm then a further 180˚ æ 5˚
23. Reverse removal procedure. 1 to 11.
V8i
5
REPAIR
CYLINDER HEADS - RENEW
Service repair no - 12.29.15
1. Remove cylinder heads and gaskets.
See
Cylinder Head Gaskets - Renew
2. Remove spark plugs.
3. Using spring compressor LRT-12-034, remove
seals, valves, collets, springs and caps.
CAUTION: Keep components in fitted
order
4. From left hand cylinder head, remove earth lead
studs.
5. Remove three bolts securing power steering
pump mounting bracket to cylinder head.
6. Remove four bolts securing generator mounting
bracket to cylinder head.
7. Right hand cylinder head, remove rear lifting
bracket.
8. Fit lifting bracket to new right hand cylinder
head.
9. Fit mounting brackets and earth lead studs to
new cylinder head. Tighten bolts to
30 Nm.
10. Regrind valves- refer to engine overhaul
publication
11. Lubricate valve stems, fit valves, springs, and
caps. Fit new inlet and exhaust valve stem seals.
12. Using spring compressor LRT-12-034, compress
springs, fit collets. Tap valve to check correct
collet seating.
13. Fit spark plugs.
14. Fit cylinder heads with new gaskets.
See
Cylinder Head Gaskets - Renew
ROCKER COVER - RIGHT HAND - RENEW
Service repair no - 12.29.41
1. Disconnect battery negative lead.
2. Disconnect purge pipe from charcoal canister at
plenum.
3. Remove breather pipe from rocker cover.
4. Remove coolant pipes from inlet manifold.
5. Remove spark plug leads from plugs and
retaining clips.
6. Remove four rocker cover bolts. Moving fuel
pipes aside, remove rocker cover.
7. Discard rocker cover gasket.
8. Remove plug lead retaining clips from rocker
cover, fit to new rocker cover.
9. Clean and dry rocker cover and cylinder head
mating faces, using Bostik cleaner 6001.
NOTE: Gasket fits one way round only. It
must be fitted accurately, first time.
Subsequent movement will destroy
bonding.
10. Apply Bostik 1775 impact adhesive to rocker
cover seal face and gasket, using a brush to
ensure an even film. Allow adhesive to become
touch dry.
12
ENGINE
6
REPAIR
11. Place one end of gasket into cover recess with
edge firmly against recess wall, holding
remainder of gasket clear. Work around cover,
pressing gasket into place ensuring edge firmly
contacts recess wall.
12. Allow cover to stand for thirty minutes before
fitting.
13. Fit rocker cover to cylinder head with four
screws, short screws inboard, tighten to
9 Nm.
14. Position fuel pipes.
15. Fit breather pipe to rocker cover, tighten clip.
16. Fit coolant pipes to inlet manifold, tighten bolts.
17. Fit spark plug leads to plugs and retaining clips.
18. Connect purge pipe from charcoal canister at
plenum, tighten clip.
ROCKER COVER - LEFT HAND - RENEW
Service repair no - 12.29.40
1. Remove air flow sensor.
See FUEL SYSTEM,
Repair, Air Flow Sensor
2. Remove plenum chamber.
See FUEL SYSTEM,
Repair, Plenum Chamber
3. Remove dipstick.
4. Remove spark plug leads from plugs and
retaining clips.
5. Disconnect HT lead from coil.
6. Remove generator heat shield securing nut from
rocker cover.
7. Remove air flow meter harness clip.
8. Remove bolt securing dipstick tube clip.
9. Remove four rocker cover bolts, remove rocker
cover.
10. Discard gasket
11. Remove plug lead retaining clips from rocker
cover, fit to new rocker cover.
12. Clean and dry rocker cover and cylinder head
mating faces, using Bostik cleaner 6001.
NOTE: Gasket fits one way round only. It
must be fitted accurately, first time.
Subsequent movement will destroy
bonding.
13. Apply Bostik 1775 impact adhesive to rocker
cover seal face and gasket, using a brush to
ensure an even film. Allow adhesive to become
touch dry, approximately fifteen minutes.
14. Place one end of gasket into cover recess with
edge firmly against recess wall, holding
remainder of gasket clear. Work around cover,
pressing gasket into place ensuring edge firmly
contacts recess wall.
15. Allow cover to stand for thirty minutes before
fitting.
16. Fit rocker cover to cylinder head with four
screws, short screws inboard. Tighten to
9 Nm.
17. Position dipstick tube clip. Fit and tighten bolts.
18. Fit and tighten air flow meter harness clip.
19. Fit generator heat shield to rocker cover.
20. Connect HT lead to coil.
21. Connect spark plug leads to plugs and retaining
clips.
22. Fit dipstick.
23. Fit plenum chamber.
24. Fit air flow meter.
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