Nissan Murano Z51. Manual — part 669
EM-148
< SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Cylinder Head
INFOID:0000000005515984
CYLINDER HEAD
Unit: mm (in)
VALVE DIMENSIONS
Unit: mm (in)
840
8.40 (0.3307)
Identification (stamped) mark
Thickness
SEM758G
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 (4.97 - 4.98)
—
PBIC0924E
Valve head diameter “D”
Intake
36.6 - 36.9 (1.441 - 1.453)
Exhaust
30.2 - 30.5 (1.189 - 1.201)
Valve length “L”
Intake
97.13 (3.8240)
Exhaust
94.67 (3.7272)
Valve stem diameter “d”
Intake
5.965 - 5.980 (0.2348 - 0.2354)
Exhaust
5.962 - 5.970 (0.2347 - 0.2350)
SEM188
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-149
< SERVICE DATA AND SPECIFICATIONS (SDS)
C
D
E
F
G
H
I
J
K
L
M
A
EM
N
P
O
VALVE GUIDE
Unit: mm (in)
VALVE SEAT
Unit: mm (in)
Valve seat angle “
α
”
Intake
45
°
15
′
- 45
°
45
′
Exhaust
Valve margin “T”
Intake
1.1 (0.043)
Exhaust
1.3 (0.051)
Valve margin “T” limit
0.5 (0.020)
Valve stem end surface grinding limit
0.2 (0.008)
Items
Standard
Oversize (Service) [0.2 (0.008)]
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 (0.0031)
Exhaust
0.030 - 0.056 (0.0012 - 0.0022)
0.09 (0.0035)
Projection length “L”
12.6 - 12.8 (0.496 - 0.504)
SEM950E
Items
Standard
Oversize (Service) [0.5 (0.02)]
Cylinder head seat recess diameter “D”
Intake
38.000 - 38.016 (1.4961 - 1.4967)
38.500 - 38.516 (1.5157 - 1.5164)
Exhaust
31.600 - 31.616 (1.2441 - 1.2447)
32.100 - 32.116 (1.2638 - 1.2644)
Valve seat outer diameter “d”
Intake
38.097 - 38.113 (1.4999 - 1.5005)
38.597 - 38.613 (1.5196 - 1.5202)
Exhaust
31.680 - 31.696 (1.2472 - 1.2479)
32.180 - 32.196 (1.2669 - 1.2676)
Valve seat interference fit
Intake
0.081 - 0.113 (0.0032 - 0.0044)
Exhaust
0.064 - 0.096 (0.0025 - 0.0038)
PBIC2745E
EM-150
< SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
*
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
Unit: mm (in)
Cylinder Block
INFOID:0000000005515985
CYLINDER BLOCK
Unit: mm (in)
Diameter “d1”*
1
Intake
34.6 (1.362)
Exhaust
27.7 (1.091)
Diameter “d2”*
2
Intake
35.9 - 36.4 (1.413 - 1.433)
Exhaust
29.3 - 29.8 (1.154 - 1.173)
Angle “
α
1”
Intake
60
°
Exhaust
60
°
Angle “
α
2”
Intake
88
°
45
′
- 90
°
15
′
Exhaust
88
°
45
′
- 90
°
15
′
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)
5.0 - 5.1 (0.197 - 0.201)
Exhaust
5.9 - 6.0 (0.232 - 0.236)
4.9 - 5.0 (0.193 - 0.197)
Depth “H”
6.0 (0.236)
Items
Standard
Oversize (Service) [0.5 (0.02)]
Items
Standard
Free height
47.07 mm (1.8531 in)
Installation height
37.00 mm (1.4567 in)
Installation load
166 - 188 N (16.9 - 19.2 kg, 37 - 42 lb)
Height during valve open
27.20 mm (1.0709 in)
Load with valve open
373 - 421 N (38.0 - 42.9 kg, 84 - 95 lb)
Items
Limit
Squareness
2.1 (0.083)
JPBIA2238GB
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-151
< SERVICE DATA AND SPECIFICATIONS (SDS)
C
D
E
F
G
H
I
J
K
L
M
A
EM
N
P
O
AVAILABLE PISTON
Unit: mm (in)
Surface flatness
Standard
Less than 0.03 (0.0012)
Limit
0.1 (0.004)
Main bearing housing inner diameter
Standard
63.993 - 64.017 (2.5194 - 2.5203)
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)
Wear limit
0.2 (0.008)
Out-of-round
Limit
0.015 (0.0006)
Taper
0.010 (0.0004)
Main bearing housing inner diameter grade (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
63.993 - 63.994 (2.5194 - 2.5194)
63.994 - 63.995 (2.5194 - 2.5195)
63.995 - 63.996 (2.5195 - 2.5195)
63.996 - 63.997 (2.5195 - 2.5196)
63.997 - 63.998 (2.5196 - 2.5196)
63.998 - 63.999 (2.5196 - 2.5196)
63.999 - 64.000 (2.5196 - 2.5197)
64.000 - 64.001 (2.5197 - 2.5197)
64.001 - 64.002 (2.5197 - 2.5198)
64.002 - 64.003 (2.5198 - 2.5198)
64.003 - 64.004 (2.5198 - 2.5198)
64.004 - 64.005 (2.5198 - 2.5199)
64.005 - 64.006 (2.5199 - 2.5199)
64.006 - 64.007 (2.5199 - 2.5200)
64.007 - 64.008 (2.5200 - 2.5200)
64.008 - 64.009 (2.5200 - 2.5200)
64.009 - 64.010 (2.5200 - 2.5201)
64.010 - 64.011 (2.5201 - 2.5201)
64.011 - 64.012 (2.5201 - 2.5202)
64.012 - 64.013 (2.5202 - 2.5202)
64.013 - 64.014 (2.5202 - 2.5202)
64.014 - 64.015 (2.5202 - 2.5203)
64.015 - 64.016 (2.5203 - 2.5203)
64.016 - 64.017 (2.5203 - 2.5203)
Difference in inner diameter between cylinders
Standard
Less than 0.03 (0.0012)
Items
Standard
Oversize (Service) [0.2 (0.008)]
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
38.0 (1.496)
—
SEM882E
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст