landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Engine - K1.8 Petrol|Page 79 > < Engine - K1.8 Petrol|Page 77
Page 72
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GENERAL DATA

04-9

Valves

Stem diameter:

 Inlet valves

5.952 - 5.967 mm (0.2343 - 0.2349 in.)

 Exhaust valves

5.947 - 5.962 mm (0.2341 - 0.2347 in.)

Stem to guide clearance:

 Inlet valves

0.033 - 0.063 mm (0.0013 - 0.0025 in.)

⇒⇒

 Service limit

0.07 mm (0.0028 in.)

 Exhaust valves

0.038 - 0.078 mm (0.0015 - 0.0031 in.)

⇒⇒

 Service limit

0.11 mm (0.0043 in.)

Valve stem fitted height:

 New

38.93 - 39.84 mm (1.5327 - 1.5685 in.)

 Service limit

40.10 mm (1.5787 in.)

Head diameter:

 Inlet valves

27.6 - 27.8 mm (1.087 - 1.094 in.)

 Exhaust valves

24.0 - 24.2 mm (0.945 - 0.953 in.)

Valve seat width:

 Inlet

1.0 - 1.4 mm (0.039 - 0.055 in)

 Exhaust

1.4 - 1.8 mm (0.055 - 0.071 in)

Seat face angle - Inlet and Exhaust

45

°

Valve face angle - Inlet and Exhaust

45

°

Valve springs

Free length

50.0 mm (1.97 in.)

Fitted length

37.0 mm (1.46 in.)

Load at fitted length

250 

±

 12 N

Load at valve open length

450 

±

 18 N

Lubrication

Type

Cast aluminium wet sump

Pump type

Crankshaft driven, eccentric rotor

 Outer rotor to housing clearance

0.28 - 0.36 mm (0.011 - 0.014 in.)

 Inner rotor tip clearance

0.05 - 0.13 mm (0.002 - 0.005 in.)

 Rotor end-float

0.02 - 0.06 mm (0.001 - 0.002 in.)

Relief valve spring free length

38.90 mm (1.531 in.)

Oil filter

Full flow disposable screw-on canister

Pressure at idle (min.)
Pressure at 2500 rev/min (hot)
Relief valve opening pressure
Low oil pressure switch opening pressure

100 kPa (14.5 lbf/in

2

)

375 kPa (3.75 bar, 54.4 lbf/in

2

)

410 kPa (59.5 lbf/in

2

)

20 - 58 kPa (3.0 - 8.5 lbf/in

2

)

General

Engine - K1.8 Petrol|Page 79 > < Engine - K1.8 Petrol|Page 77