Nissan Primera P12. Instruction — part 443
EM-118
[YD]
SERVICE DATA AND SPECIFICATIONS (SDS)
Valve Spring
Valve Lifter
Unit: mm (in)
Valve Guide
Unit: mm (in)
Free height
mm (in)
44.74 (1.7614)
Pressure
N (kg, lb) at height mm (in)
184 - 208 (18.77 - 21.22, 41.4 - 46.8) at 32.82 (1.2921)
Out-of-square
mm (in)
Limit 1.5 (0.059)
Height during valve open
mm (in)
24.82 (0.9772)
Load with valve open
N (kg, lb)
320 - 360 (32.65 - 36.73, 71.9 - 80.9)
Item
Standard
Valve lifter outer diameter
29.960 - 29.975 (1.1795 - 1.1801)
Lifter guide inner diameter
30.000 - 30.021 (1.1811 - 1.1819)
Clearance between lifter and lifter guide
0.025 - 0.061 (0.0010 - 0.0024)
Item
Standard
Service
Valve guide
Outer diameter
10.023 - 10.034 (0.3946 - 0.3950)
10.223 - 10.234 (0.4025 - 0.4029)
Valve guide
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)
Item
Standard
Limit
Stem to guide clearance
Intake
0.020 - 0.053 (0.0008 - 0.0021)
0.08 (0.0031)
Exhaust
0.040 - 0.073 (0.0016 - 0.0029)
0.1 (0.004)
Valve deflection limit
0.15 (0.0059)
Projection length
10.4 - 10.6 (0.409 - 0.417)
JEM156G
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-119
[YD]
C
D
E
F
G
H
I
J
K
L
M
A
EM
Valve Seat
Unit: mm (in)
Item
Standard
Service
Cylinder head seat recess diameter (D)
Intake
30.000 - 30.016 (1.1181 - 1.1817)
30.500 - 30.516 (1.2008 - 1.2014)
Exhaust
29.000 - 29.016 (1.1417 - 1.1424)
29.500 - 29.516 (1.1614 - 1.1620)
Valve seat interference fit
Intake
0.064 - 0.100 (0.0025 - 0.0039)
Exhaust
0.064 - 0.096 (0.0025 - 0.0038)
Valve seat outer diameter (d)
Intake
30.000 - 30.016 (1.1811 - 1.1817)
30.500 - 30.516 (1.2008 - 1.2014)
Exhaust
29.000 - 29.016 (1.1442 - 1.1424)
29.500 - 29.516 (1.1614 - 1.1620)
Height (h)
Intake
7.0 - 7.1 (0.276 - 0.280)
6.60 - 6.70 (0.2598 - 0.2638)
Exhaust
6.7 - 6.8 (0.264 - 0.268)
6.3 - 6.4 (0.248 - 0.252)
SEM546G
JEM253G
EM-120
[YD]
SERVICE DATA AND SPECIFICATIONS (SDS)
CAMSHAFT AND CAMSHAFT BEARING
Unit: mm (in)
CYLINDER BLOCK
Unit: mm (in)
Depth (H)
Intake
8.83 - 9.13 (0.3476 - 0.3594)
Exhaust
9.06 - 9.36 (0.3567 - 0.3685)
Projection (L)
Intake
36.53 - 36.98 (1.4382 - 1.4559)
Exhaust
36.53 - 37.01 (1.4382 - 1.4571)
Item
Standard
Limit
Camshaft oil clearance
0.045 - 0.086 (0.0018 - 0.0034)
Camshaft bracket inner diameter
No.1
30.500 - 30.521 (1.2008 - 1.2016)
—
No. 2, 3, 4, 5
24.000 - 24.021 (0.9449 - 0.9457)
Camshaft journal outer diameter
No. 1
30.435 - 30.455 (1.1982 - 1.1990)
No. 2, 3, 4, 5
23.935 - 23.955 (0.9423 - 0.9431)
Camshaft runout [TIR*]
—
0.02 (0.0008)
Camshaft sprocket runout [TIR*]
Less than 0.15 (0.0059)
—
Camshaft end play
0.070 - 0.148 (0.0028 - 0.0058)
0.24 (0.0094)
*: Total indicator reading
Cam height “A”
Intake
39.505 - 39.695 (1.5553 - 1.5628)
Exhaust
39.905 - 40.095 (1.5711 - 1.5785)
Wear limit of cam height
0.15 (0.0059)
SEM671
Surface flatness
Standard
Less than 0.03 (0.0012)
Limit
0.04 (0.0016)
Cylinder bore
Inner diameter
Standard
Grade No. 1
86.000 - 86.010 (3.3858 - 3.3862)
Grade No. 2
86.010 - 86.020 (3.3862 - 3.3866)
Grade No. 3
86.020 - 86.030 (3.3866 - 3.3870)
Wear limit
0.07 (0.0028)
PBIC0763E
SERVICE DATA AND SPECIFICATIONS (SDS)
EM-121
[YD]
C
D
E
F
G
H
I
J
K
L
M
A
EM
PISTON, PISTON RING AND PISTON PIN
Available Piston
Unit: mm (in)
Piston Ring
Unit: mm (in)
Piston Pin
Unit: mm (in)
*: Values measured at ambient temperature of 20
°
C (68
°
F)
Out-of-round (X
−
Y)
Less than 0.015 (0.0006)
Taper (C - A)
Less than 0.010 (0.0004)
Main journal inner diameter (Without bearing)
66.654 - 66.681 (2.6242 - 2.6252)
Difference in inner diameter
between cylinders
Limit
Less than 0.05 (0.0020)
Piston skirt diameter “A”
Standard
Grade No. 1
85.928 - 85.942 (3.3830 - 3.3835)
Grade No. 2
85.938 - 85.952 (3.3834 - 3.3839)
Grade No. 3
85.948 - 85.962 (3.3838 - 3.3843)
0.25 (0.0098) O/S (Service)
86.188 - 86.202 (3.3932 - 3.3938)
0.50 (0.0197) O/S (Service)
86.438 - 86.452 (3.4031 - 3.4036)
“a” dimension
11.0 (0.43)
Piston pin bore diameter
28.003 - 28.009 (1.1025 - 1.1027)
Piston clearance to cylinder block
0.058 - 0.082 (0.0023 - 0.0032)
MBIA0026E
Item
Standard
Limit
Side clearance
Top
0.050 - 0.090 (0.0020 - 0.0035)
0.2 (0.008)
2nd
0.050 - 0.090 (0.0020 - 0.0035)
0.1 (0.004)
Oil ring
0.030 - 0.070 (0.0012 - 0.0028)
—
End gap
Top
0.20 - 0.30 (0.0079 - 0.0118)
1.0 (0.039)
2nd
0.31 - 0.51 (0.0122 - 0.0201)
1.0 (0.039)
Oil (rail ring)
0.30 - 0.55 (0.0118 - 0.0217)
1.0 (0.039)
Piston pin outer diameter
27.995 - 28.000 (1.1022 - 1.1024)
Interference fit of piston pin to piston
0.003 - 0.014 (0.0001 - 0.0006)
Piston pin to connecting rod bushing clearance
Standard
0.026 - 0.044 (0.0010 - 0.0017)
Limit
0.057 (0.0022)
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