Nissan Pathfinder (2007 year). Instruction — part 247
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-133
C
D
E
F
G
H
I
J
K
L
M
A
EM
2007 Pathfinder
SERVICE DATA AND SPECIFICATIONS (SDS)
PFP:00100
Standard and Limit
EBS00QCD
GENERAL SPECIFICATIONS
Cylinder arrangement
V-6
Displacement
cm
3
(cu in)
3,954 (241.30)
Bore and stroke
mm (in)
95.5
×
92.0 (3.76
×
3.622)
Valve arrangement
DOHC
Firing order
1-2-3-4-5-6
Number of piston rings
Compression
2
Oil
1
Number of main bearings
4
Compression ratio
9.7
Compression pressure
kPa (kg/cm
2
, psi)/300 rpm
Standard
1,275 (13.0, 185)
Minimum
981 (10.0, 142)
Differential limit between cylinders
98 (1.0, 14)
Cylinder number
Valve timing
(Intake valve timing control - “OFF”)
Unit: degree
a
b
c
d
e
f
244
240
−
4
64
6
58
SEM713A
PBIC0187E
EM-134
SERVICE DATA AND SPECIFICATIONS (SDS)
2007 Pathfinder
DRIVE BELT
INTAKE MANIFOLD COLLECTOR, INTAKE MANIFOLD AND EXHAUST MANIFOLD
Unit: mm (in)
SPARK PLUG
Tension of drive belts
Auto adjustment by auto tensioner
Items
Limit
Surface distortion
Intake manifold
0.1 (0.004)
Exhaust manifold
0.3 (0.012)
Make
NGK
Standard type
PLFR5A-11
Gap (nominal)
1.1 mm (0.043 in)
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-135
C
D
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2007 Pathfinder
CAMSHAFT AND CAMSHAFT BEARING
Unit: mm (in)
*
1
: Total indicator reading
Valve Lifter
Unit: mm (in)
Valve Clearance
Unit: mm (in)
*: Approximately 80
°
C (176
°
F)
Items
Standard
Limit
Camshaft journal oil clearance
No. 1
0.045 - 0.086 (0.0018 - 0.0034)
0.15 (0.0059)
No. 2, 3, 4
0.035 - 0.076 (0.0014 - 0.0030)
Camshaft bracket inner diameter
No. 1
26.000 - 26.021 (1.0236 - 1.0244)
—
No. 2, 3, 4
23.500 - 23.521 (0.9252 - 0.9260)
—
Camshaft journal diameter
No. 1
25.935 - 25.955 (1.0211 - 1.0218)
—
No. 2, 3, 4
23.445 - 23.465 (0.9230 - 0.9238)
—
Camshaft end play
0.115 - 0.188 (0.0045 - 0.0074)
0.24 (0.0094)
Camshaft cam height “A”
Intake
45.465 - 45.655 (1.7900 - 1.7921)
45.265 (1.7821)
Exhaust
45.075 - 45.265 (1.7746 - 1.7821)
44.875 (1.7667)
Camshaft runout [TIR*
1
]
Less than 0.02 mm (0.001)
0.05 (0.002)
Camshaft sprocket runout [TIR*
2
]
—
0.15 (0.0059)
SEM671
Items
Standard
Valve lifter outer diameter
33.977 - 33.987 (1.3377 - 1.3381)
Valve lifter hole diameter
34.000 - 34.016 (1.3386 - 1.3392)
Valve lifter clearance
0.013 - 0.039 (0.0005 - 0.0015)
Items
Cold
Hot* (reference data)
Intake
0.26 - 0.34 (0.010 - 0.013)
0.304 - 0.416 (0.012 - 0.016)
Exhaust
0.29 - 0.37 (0.011 - 0.015)
0.308 - 0.432 (0.012 - 0.017)
EM-136
SERVICE DATA AND SPECIFICATIONS (SDS)
2007 Pathfinder
Available Valve Lifter
VQ40DE
Unit: mm (in)
Identification (stamped) mark
Thickness
Intake
Exhaust
788U
N788
7.88 (0.3102)
790U
N790
7.90 (0.3110)
792U
N792
7.92 (0.3118)
794U
N794
7.94 (0.3126)
796U
N796
7.96 (0.3134)
798U
N798
7.98 (0.3142)
800U
N800
8.00 (0.3150)
802U
N802
8.02 (0.3157)
804U
N804
8.04 (0.3165)
806U
N806
8.06 (0.3173)
808U
N808
8.08 (0.3181)
810U
N810
8.10 (0.3189)
812U
N812
8.12 (0.3197)
814U
N814
8.14 (0.3205)
816U
N816
8.16 (0.3213)
818U
N818
8.18 (0.3220)
820U
N820
8.20 (0.3228)
822U
N822
8.22 (0.3236)
824U
N824
8.24 (0.3244)
826U
N826
8.26 (0.3252)
828U
N828
8.28 (0.3260)
830U
N830
8.30 (0.3268)
832U N832
8.32
(0.3276)
834U
N834
8.34 (0.3283)
836U
N836
8.36 (0.3291)
838U
—
8.38 (0.3299)
840U
—
8.40 (0.3307)
SEM758G
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-137
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D
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2007 Pathfinder
CYLINDER HEAD
Unit: mm (in)
Valve Dimensions
Unit: mm (in)
Items
Standard
Limit
Head surface distortion
Less than 0.03 (0.0012)
0.1 (0.004)
Normal cylinder head height “H”
126.3 - 126.5 (4.972 - 4.980)
—
PBIC0924E
Valve head diameter “D”
Intake
37.0 - 37.3 (1.4567 - 1.4685)
Exhaust
31.2 - 31.5 (1.228 - 1.240)
Valve length “L”
Intake
96.46 (3.7976)
Exhaust
93.99 (3.7004)
Valve stem diameter “d”
Intake
5.965 - 5.980 (0.2348 - 0.2354)
Exhaust
5.955 - 5.970 (0.2344 - 0.2350)
Valve seat angle “
α
”
Intake
45
°
15
′
- 45
°
45
′
Exhaust
Valve margin “T”
Intake
1.1 (0.043)
Exhaust
1.3 (0.051)
SEM188
EM-138
SERVICE DATA AND SPECIFICATIONS (SDS)
2007 Pathfinder
Valve Guide
Unit: mm (in)
Valve Seat
Unit: mm (in)
Items
Standard
0.2 (0.008) oversize (Service)
Valve guide
Outer diameter
10.023 - 10.034 (0.3946 - 0.3950)
10.223 - 10.234 (0.4025 - 0.4029)
Inner diameter (Finished size)
6.000 - 6.018 (0.2362 - 0.2369)
Cylinder head valve guide hole diameter
9.975 - 9.996 (0.3927 - 0.3935)
10.175 - 10.196 (0.4006 - 0.4014)
Interference fit of valve guide
0.027 - 0.059 (0.0011 - 0.0023)
Items
Standard
Limit
Valve guide clearance
Intake
0.020 - 0.053 (0.0008 - 0.0021)
0.08 (0.003)
Exhaust
0.030 - 0.063 (0.0012 - 0.0025)
0.09 (0.004)
Projection length “L”
12.6 - 12.8 (0.496 - 0.504)
SEM950E
Items
Standard
Oversize [0.5 (0.02)] (Service)
Cylinder head seat recess diameter “D”
Intake
38.000 - 38.016 (1.4961 - 1.4967)
38.500 - 38.516 (1.5157 - 1.5164)
Exhaust
32.200 - 32.216 (1.2677 - 1.2683)
32.700 - 32.716 (1.2874 - 1.2880)
Valve seat outer diameter “d”
Intake
38.097 - 38.113 (1.4999 - 1.5005)
38.597 - 38.613 (1.5196 - 1.5202)
Exhaust
32.280 - 32.296 (1.2709 - 1.2715)
32.780 - 32.796 (1.2905 - 1.2912)
Valve seat interference fit
Intake
0.081 - 0.113 (0.0032 - 0.0044)
Exhaust
0.064 - 0.096 (0.0025 - 0.0038)
Diameter “d1”*
1
Intake
35 (1.38)
Exhaust
28.7 (1.130)
Diameter “d2”*
2
Intake
36.3 - 36.8 (1.429 - 1.449)
Exhaust
30.3 - 30.8 (1.193 - 1.213)
Angle “
α
1”
Intake
60
°
Exhaust
60
°
Angle “
α
2”
Intake
88
°
45
′
- 90
°
15
′
Exhaust
88
°
45
′
- 90
°
15
′
PBIC2745E
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-139
C
D
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EM
2007 Pathfinder
*
1
: Diameter made by intersection point of conic angles “
α
1” and “
α
2”
*
2
: Diameter made by intersection point of conic angles “
α
2” and “
α
3”
*3
: Machining data
Valve Spring
Angle “
α
3”
Intake
120
°
Exhaust
120
°
Contacting width “W”*
3
Intake
1.0 - 1.4 (0.039-0.055)
Exhaust
1.2 - 1.6 (0.047-0.063)
Height “h”
Intake
5.9 - 6.0 (0.232 - 0.236)
5.05 - 5.15 (0.1988 - 0.2028)
Exhaust
5.9 - 6.0 (0.232 - 0.236)
4.95 - 5.05 (0.1949 - 0.1988)
Depth “H”
6.0 (0.236)
Free height
mm (in)
47.07 (1.8531)
Pressure
N (kg, lb) at height mm (in)
Installation
166 - 188 (16.9 - 19.2, 37 - 42) at 37.00 (1.4567)
Valve open
373 - 421 (38.0 - 42.9, 84 - 95) at 27.20 (1.0709)
squareness
mm (in)
Limit
2.1 (0.083)
EM-140
SERVICE DATA AND SPECIFICATIONS (SDS)
2007 Pathfinder
CYLINDER BLOCK
Unit: mm (in)
Surface flatness
Standard
Less than 0.03 (0.0012)
Limit
0.1 (0.004)
Main bearing housing inner diameter
Standard
74.993 - 75.017 (2.9525 - 2.9534)
Cylinder bore
Inner diameter
Standard
Grade No. 1
95.500 - 95.510 (3.7598 - 3.7602)
Grade No. 2
95.510 - 95.520 (3.7602 - 3.7606)
Grade No. 3
95.520 - 95.530 (3.7606 - 3.7610)
Out-of-round (Difference between “X” and “Y”)
Limit
0.015 (0.0006)
Taper (Difference between “A” and “C”)
0.01 (0.0004)
Main bearing housing inner diameter (Without bearing)
Grade No. A
Grade No. B
Grade No. C
Grade No. D
Grade No. E
Grade No. F
Grade No. G
Grade No. H
Grade No. J
Grade No. K
Grade No. L
Grade No. M
Grade No. N
Grade No. P
Grade No. R
Grade No. S
Grade No. T
Grade No. U
Grade No. V
Grade No. W
Grade No. X
Grade No. Y
Grade No. 4
Grade No. 7
74.993 - 74.994 (2.9525 - 2.9525)
74.994 - 74.995 (2.9525 - 2.9526)
74.995 - 74.996 (2.9526 - 2.9526)
74.996 - 74.997 (2.9526 - 2.9526)
74.997 - 74.998 (2.9526 - 2.9527)
74.998 - 74.999 (2.9527 - 2.9527)
74.999 - 75.000 (2.9527 - 2.9528)
75.000 - 75.001 (2.9528 - 2.9528)
75.001 - 75.002 (2.9528 - 2.9528)
75.002 - 75.003 (2.9528 - 2.9529)
75.003 - 75.004 (2.9529 - 2.9529)
75.004 - 75.005 (2.9529 - 2.9529)
75.005 - 75.006 (2.9529 - 2.9530)
75.006 - 75.007 (2.9530 - 2.9530)
75.007 - 75.008 (2.9530 - 2.9531)
75.008 - 75.009 (2.9530 - 2.9531)
75.009 - 75.010 (2.9531 - 2.9531)
75.010 - 75.011 (2.9531 - 2.9532)
75.011 - 75.012 (2.9532 - 2.9532)
75.012 - 75.013 (2.9532 - 2.9533)
75.013 - 75.014 (2.9533 - 2.9533)
75.014 - 75.015 (2.9533 - 2.9533)
75.015 - 75.016 (2.9533 - 2.9534)
75.016 - 75.017 (2.9534 - 2.9534)
Difference in inner diameter between cylinders
Standard
Less than 0.03 (0.0012)
PBIC2955E
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