Range Rover P38
GENERAL SPECIFICATION DATA
7
INFORMATION
ENGINE - BMW DIESEL
Type
Indirect injection, turbocharged, intercooled
.................................................................................
Number of cylinders
6
.........................................................
Bore
80.00 mm
.................................................................................
3.15 in
Stroke
82.80 mm
...............................................................................
3.26 in
Capacity
2497 cm
3
...........................................................................
152 in
3
Compression ratio
22.5:1
±
1:1
............................................................
Valve operation
OHC chain driven
................................................................
Turbo charger
Mitsubishi TD04 - 11G4
..................................................................
Camshaft
Drive
Chain
.................................................................................
Number of bearings
7
..........................................................
Cylinder head
Longitudinal warp
0.1 mm
.............................................................
0.004 in
Lateral warp
0.05 mm
.....................................................................
0.002 in
Valves and guides
Valve head diameter:
Inlet
36.0 mm
..................................
1.42 in
Exhaust
31.0 mm
...........................
1.22 in
Stem diameter - Standard:
Inlet
6.97 mm
..................................
0.274 in
Service limit
6.95 mm
.....................
0.273 in
Exhaust
6.95 mm
...........................
0.273 in
Service limit
6.93 mm
.....................
0.272 in
Stem diameter - 1st oversize: Inlet
7.07 mm
..................................
0.28 in
Service limit
7.05 mm
.....................
0.277 in
Exhaust
7.06 mm
...........................
0.278 in
Service limit
7.04 mm
.....................
0.27 in
Stem diameter - 2nd oversize: Inlet
7.17 mm
..................................
0.282 in
Service limit
7.15 mm
.....................
0.28 in
Exhaust
7.16 mm
...........................
0.281 in
Service limit
7.14 mm
.....................
0.279 in
Valve head stand-down:
Inlet
0.65 to 0.85 mm
..................................
0.02 to 0.03 in
Exhaust
0.85 to 1.05 mm
...........................
0.03 to 0.04 in
Valve head oversizes - increased thickness
0.25 and 0.50 mm
....................
0.01 and 0.02 in
Valve tilt - inlet and exhaust
0.5 mm
.............................................
0.02 in
Valve seats:
Valve seat angle
45
° ±
10’
...............................................................
Correction angle - outside
15
°
................................................
Correction angle - inside
60
°
..................................................
Seat face outside diameter
Inlet
35.5 mm
..................................
1.4 in
Exhaust
30.6 mm
...........................
1.2 in
Valve seat width
Inlet
1.75 to 2.25 mm
..................................
0.007 to 0.09 in
Exhaust
2.60 to 2.90 mm
...........................
0.10 to 0.11 in
Valve guides:
Inner diameter for reaming - inlet and exhaust
Standard
7.0 mm
..........................................................................
0.275 in
1st oversize valve stem
7.1 mm
....................................................
0.28 in
2nd oversize valve stem
7.2 mm
...................................................
0.283 in