Nissan Pathfinder (2006 year). Manual — part 249
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-139
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D
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F
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H
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EM
2006 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)
2006 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
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-141
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2006 Pathfinder
PISTON, PISTON RING AND PISTON PIN
Available Piston
Unit: mm (in)
Piston Ring
Unit: mm (in)
Piston Pin
Unit: mm (in)
Items
Standard
0.20 (0.0079) oversize
Piston skirt diameter “A”
Grade No. 1
95.480 - 95.490 (3.7590 - 3.7594)
—
Grade No. 2
95.490 - 95.500 (3.7594 - 3.7598)
—
Grade No. 3
95.500 - 95.510 (3.7598 - 3.7602)
—
Service
—
95.680 - 95.710 (3.7669 - 3.7681)
Items
Standard
Limit
“a” dimension
43.03 (1.6941)
—
Piston pin hole diameter
Grade No. 0
21.993 - 21.999 (0.8659 - 0.8661)
—
Grade No. 1
21.999 - 22.005 (0.8661 - 0.8663)
—
Piston to cylinder bore clearance
0.010 - 0.030 (0.0004 - 0.0012)
0.08 (0.0031)
SEM882E
Items
Standard
Limit
Side clearance
Top
0.045 - 0.080 (0.0018 - 0.0031)
0.11 (0.0043)
2nd
0.030 - 0.070 (0.0012 - 0.0028)
0.10 (0.0039)
Oil ring
0.065 - 0.135 (0.0026 - 0.0053)
—
End gap
Top
0.23 - 0.33 (0.0091 - 0.0130)
0.56 (0.0220)
2nd
0.33 - 0.48 (0.0130 - 0.0189)
0.68 (0.0268)
Oil (rail ring)
0.20 - 0.50 (0.0079 - 0.0197)
0.85 (0.0335)
Items
Standard
Limit
Piston pin outer diameter
Grade No. 0
21.989 - 21.995 (0.8657 - 0.8659)
—
Grade No. 1
21.995 - 22.001 (0.8659 - 0.8662)
—
Piston to piston pin oil clearance
0.002 - 0.006 (0.0001 - 0.0002)
—
Connecting rod bushing oil clearance
0.005 - 0.017 (0.0002 - 0.0007)
0.030 (0.0012)
EM-142
SERVICE DATA AND SPECIFICATIONS (SDS)
2006 Pathfinder
CONNECTING ROD
Unit: mm (in)
*: After installing in connecting rod
Items
Standard
Limit
Center distance
165.82 - 165.92 (6.5283 - 6.5323)
—
Bend [per 100 (3.94)]
—
0.15 (0.0059)
Torsion [per 100 (3.94)]
—
0.30 (0.0118)
Connecting rod bushing inner diameter*
Grade No. 0
22.000 - 22.006 (0.8661 - 0.8664)
—
Grade No. 1
22.006 - 22.012 (0.8664 - 0.8666)
—
Connecting rod big end diameter (Without bearing)
57.000 - 57.013 (2.2441 - 2.2446)
—
Side clearance
0.20 - 0.35 (0.0079 - 0.0138)
—
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-143
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2006 Pathfinder
CRANKSHAFT
Unit: mm (in)
*: Total indicator reading
Main journal diameter. “Dm” grade
Standard
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
69.975 - 69.974 (2.7549 - 2.7549)
69.974 - 69.973 (2.7549 - 2.7548)
69.973 - 69.972 (2.7548 - 2.7548)
69.972 - 69.971 (2.7548 - 2.7548)
69.971 - 69.970 (2.7548 - 2.7547)
69.970 - 69.969 (2.7547 - 2.7547)
69.969 - 69.968 (2.7547 - 2.7546)
69.968 - 69.967 (2.7546 - 2.7546)
69.967 - 69.966 (2.7546 - 2.7546)
69.966 - 69.965 (2.7546 - 2.7545)
69.965 - 69.964 (2.7545 - 2.7545)
69.964 - 69.963 (2.7545 - 2.7544)
69.963 - 69.962 (2.7544 - 2.7544)
69.962 - 69.961 (2.7544 - 2.7544)
69.961 - 69.960 (2.7544 - 2.7543)
69.960 - 69.959 (2.7543 - 2.7543)
69.959 - 69.958 (2.7543 - 2.7542)
69.958 - 69.957 (2.7542 - 2.7542)
69.957 - 69.956 (2.7542 - 2.7542)
69.956 - 69.955 (2.7542 - 2.7541)
69.955 - 69.954 (2.7541 - 2.7541)
69.954 - 69.953 (2.7541 - 2.7540)
69.953 - 69.952 (2.7540 - 2.7540)
69.952 - 69.951 (2.7540 - 2.7540)
Pin journal diameter. “Dp” grade
Standard
Grade No. 0
53.968 - 53.974 (2.1247 - 2.1250)
Grade No. 1
53.962 - 53.968 (2.1245 - 2.1247)
Grade No. 2
53.956 - 53.962 (2.1242 - 2.1245)
Center distance “r”
45.96 - 46.04 (1.8094 - 1.8126)
Taper (Difference between “A” and “B”)
Limit
0.002 (0.0001)
Out-of-round (Difference between “X” and “Y”)
0.002 (0.0001)
Crankshaft runout [TIR*]
Standard
Less than 0.05 (0.002)
Limit
0.10 (0.0039)
Crankshaft end play
Standard
0.10 - 0.25 (0.0039 - 0.0098)
Limit
0.30 (0.0118)
SEM645
SBIA0535E
EM-144
SERVICE DATA AND SPECIFICATIONS (SDS)
2006 Pathfinder
MAIN BEARING
Undersize
Unit: mm (in)
Main Bearing Oil Clearance
Unit: mm (in)
*: Actual clearance
Grade
number
UPR/LWR
Thickness mm
(in)
Width mm
(in)
Identification
color
Remarks
0
—
2.500 - 2.503 (0.0984 - 0.0985)
19.9 - 20.1
(0.783 - 0.791)
Black
Grade is the same
for upper and lower
bearings.
1
—
2.503 - 2.506 (0.0985 - 0.0987)
Brown
2
—
2.506 - 2.509 (0.0987 - 0.0988)
Green
3
—
2.509 - 2.512 (0.0988 - 0.0989)
Yellow
4
—
2.512 - 2.515 (0.0989 - 0.0990)
Blue
5
—
2.515 - 2.518 (0.0990 - 0.0991)
Pink
6
—
2.518 - 2.521 (0.0991 - 0.0993)
Purple
7
—
2.521 - 2.524 (0.0993 - 0.0994)
White
01
UPR
2.503 - 2.506 (0.0985 - 0.0987)
Brown
Grade is different
for upper and lower
bearings.
LWR
2.500 - 2.503 (0.0984 - 0.0985)
Black
12
UPR
2.506 - 2.509 (0.0987 - 0.0988)
Green
LWR
2.503 - 2.506 (0.0985 - 0.0987)
Brown
23
UPR
2.509 - 2.512 (0.0988 - 0.0989)
Yellow
LWR
2.506 - 2.509 (0.0987 - 0.0988)
Green
34
UPR
2.512 - 2.515 (0.0989 - 0.0990)
Blue
LWR
2.509 - 2.512 (0.0988 - 0.0989)
Yellow
45
UPR
2.515 - 2.518 (0.0990 - 0.0991)
Pink
LWR
2.512 - 2.515 (0.0989 - 0.0990)
Blue
56
UPR
2.518 - 2.521 (0.0991 - 0.0993)
Purple
LWR
2.515 - 2.518 (0.0990 - 0.0991)
Pink
67
UPR
2.521 - 2.524 (0.0993 - 0.0994)
White
LWR
2.518 - 2.521 (0.0991 - 0.0993)
Purple
PBIC2969E
Items
Thickness
Main journal diameter
0.25 (0.0098)
2.633 - 2.641 (0.1037 - 0.1040)
Grind so that bearing clearance is the specified value.
Items
Standard
Limit
Main bearing oil clearance
0.035 - 0.045 (0.0014 - 0.0018)*
0.065 (0.0026)
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-145
C
D
E
F
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EM
2006 Pathfinder
CONNECTING ROD BEARING
Undersize
Unit: mm (in)
Connecting Rod Bearing Oil Clearance
Unit: mm (in)
*: Actual clearance
Grade number
Thickness
mm (in)
Identification color (mark)
0
1.500 - 1.503 (0.0591 - 0.0592)
Black
1
1.503 - 1.506 (0.0592 - 0.0593)
Brown
2
1.506 - 1.509 (0.0593 - 0.0594)
Green
Items
Thickness
Crank pin journal diameter
0.25 (0.0098)
1.626 - 1.634 (0.0640 - 0.0643)
Grind so that bearing clearance is the specified value.
Items
Standard
Limit
Connecting rod bearing oil clearance
0.034 - 0.059 (0.0013 - 0.0023)*
0.070 (0.0028)
EM-146
SERVICE DATA AND SPECIFICATIONS (SDS)
2006 Pathfinder
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