Nissan Qashqai (2007-2010). Manual — part 73

EM-240

< SERVICE DATA AND SPECIFICATIONS (SDS)

[MR20DE]

SERVICE DATA AND SPECIFICATIONS (SDS)

VALVE SEAT

Unit: mm (in)

*

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

Valve guide

Outer diameter

9.523 - 9.534 (0.3749 - 0.3754)

9.723 - 9.734 (0.3828 - 0.3832)

Inner diameter (Finished size)

5.500 - 5.518 (0.2165 - 0.2172)

Cylinder head valve guide hole diameter

9.475 - 9.496 (0.3730 - 0.3739)

9.675 - 9.696 (0.3809 - 0.3817)

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)

0.1 (0.004)

Exhaust

0.030 - 0.063 (0.0012 - 0.0025)

Projection length “H”

13.35 - 13.65 (0.526 - 0.537)

Items

Standard

Oversize (service) [0.5 (0.02)]

Cylinder head seat recess diameter “D”

Intake

34.700 - 34.727 (1.3661 - 1.3672)

35.200 - 35.227 (1.3858 - 1.3869)

Exhaust

28.700 - 28.727 (1.1299 - 1.1310)

29.200 - 29.227 (1.1496 - 1.1507)

Valve seat outer diameter “d”

Intake

34.808 - 34.824 (1.3704 - 1.3710)

35.308 - 35.324 (1.3901 - 1.3907)

Exhaust

28.808 - 28.824 (1.1342 - 1.1348)

29.308 - 29.324 (1.1539 - 1.1545)

Valve seat interference fit

0.081 - 0.124 (0.0032 - 0.0049)

Diameter “d1”*

1

Intake

31.8 (1.252)

Exhaust

25.3 (0.996)

Diameter “d2”*

2

Intake

33.1 - 33.6 (1.303 - 1.323)

Exhaust

26.9 - 27.4 (1.059 - 1.079)

Angle “

α

1”

Intake

60

°

Exhaust

45

°

Angle “

α

2”

88

°

45

′

- 90

°

15

′

Angle “

α

3”

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)

5.03 - 5.13 (0.1980 - 0.2020)

Exhaust

4.95 - 5.05 (0.1949 - 0.1988)

Depth “H”

Intake

6.04 (0.2378)

Exhaust

6.05 (0.2382)

PBIC2745E

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-241

< SERVICE DATA AND SPECIFICATIONS (SDS)

[MR20DE]

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D

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Cylinder Block

INFOID:0000000000893985

CYLINDER BLOCK

Unit: mm (in)

AVAILABLE PISTON

Items

Standard

Intake

Exhaust

Free height

45.59 - 46.96 mm (1.7949 - 1.8488 in)

45.13 - 46.40 mm (1.7768 - 1.8268 in)

Installation height

35.30 mm (1.390 in)

35.30 mm (1.390 in)

Installation load

151 - 175 N (15.4 - 17.9 kg, 34 - 39 lb)

140 - 162 N (14.3 - 16.5 kg, 31 - 36 lb)

Height during valve open

25.70 mm (1.0118 in)

26.88 mm (1.0583 in)

Load with valve open

333 - 379 N (34.0 - 38.7 kg, 75 - 85 lb)

283 - 323 N (28.9 - 32.9 kg, 64 - 73 lb)

Identification color

Green

Purple

Items

Limit

Valve spring squareness

1.9 mm (0.075 in)

Cylinder block top surface distortion

Limit

0.1 (0.004)

Cylinder bore inner diameter

Standard

Grade No. 1

84.000 - 84.010 (3.3071 - 3.3075)

Grade No. 2

84.010 - 84.020 (3.3075 - 3.3079)

Out-of-round

Limit

0.015 (0.0006)

Taper

0.010 (0.0004)

Main bearing housing inner diameter grade

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

55.997 - 55.998 (2.2046 - 2.2046)
55.998 - 55.999 (2.2046 - 2.2047)
55.999 - 56.000 (2.2047 - 2.2047)
56.000 - 56.001 (2.2047 - 2.2048)
56.001 - 56.002 (2.2048 - 2.2048)
56.002 - 56.003 (2.2048 - 2.2048)
56.003 - 56.004 (2.2048 - 2.2049)
56.004 - 56.005 (2.2049 - 2.2049)
56.005 - 56.006 (2.2049 - 2.2050)
56.006 - 56.007 (2.2050 - 2.2050)
56.007 - 56.008 (2.2050 - 2.2050)
56.008 - 56.009 (2.2050 - 2.2051)
56.009 - 56.010 (2.2051 - 2.2051)

56.010 - 56.011 (2.2051 - 2.2052)
56.011 - 56.012 (2.2052 - 2.2052)

56.012 - 56.013 (2.2052 - 2.2052)
56.013 - 56.014 (2.2052 - 2.2053)
56.014 - 56.015 (2.2053 - 2.2053)
56.015 - 56.016 (2.2053 - 2.2053)
56.016 - 56.017 (2.2053 - 2.2054)

PBIC4017E

EM-242

< SERVICE DATA AND SPECIFICATIONS (SDS)

[MR20DE]

SERVICE DATA AND SPECIFICATIONS (SDS)

Unit: mm (in)

PISTON RING

Unit: mm (in)

PISTON PIN

Unit: mm (in)

CONNECTING ROD

Unit: mm (in)

Piston skirt diameter “A”

Standard

Grade No. 1

83.970 - 83.980 (3.3059 - 3.3063)

Grade No. 2

83.980 - 83.990 (3.3063 - 3.3067)

Measure point “H”

39.9 (1.571)

Piston pin hole diameter

19.993 - 19.999 (0.7871 - 0.7874)

Piston to cylinder bore clearance

Standard

0.020 - 0.040 (0.0008 - 0.0016)

Limit

0.08 (0.0031)

PBIC0188E

Items

Standard

Limit

Piston ring side clearance

Top

0.04 - 0.08 (0.002 - 0.003)

0.11 (0.0043)

2nd

0.03 - 0.07 (0.001 - 0.003)

0.10 (0.0039)

Oil ring

0.015 - 0.185 (0.001 - 0.007)

—

Piston ring end gap

Top

0.20 - 0.30 (0.008 - 0.012)

0.51 (0.020)

2nd

0.50 - 0.65 (0.020 - 0.026)

0.83 (0.033)

Oil (rail ring)

0.15 - 0.45 (0.006 - 0.018)

0.78 (0.031)

Items

Standard

Limit

Piston pin outer diameter

19.989 - 19.995 (0.7870 - 0.7872)

—

Piston to piston pin oil clearance

0.002 - 0.006 (0.0001 - 0.0002)

—

Center distance

138.97 - 139.07 (5.471 - 5.475)

Bend [per 100 (3.94)]

Limit

0.15 (0.0059)

Torsion [per 100 (3.94)]

Limit

0.30 (0.0118)

Connecting rod bushing inner diameter*

Standard

20.000 - 20.012 (0.7874 - 0.7879)

Connecting rod bushing oil clearance

Standard

0.005 - 0.023 (0.0002 - 0.0009)

Limit

0.03 (0.0012)

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-243

< SERVICE DATA AND SPECIFICATIONS (SDS)

[MR20DE]

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*: After installing in connecting rod

CRANKSHAFT

Unit: mm (in)

Connecting rod side clearance

Standard

0.20 - 0.35 (0.0079 - 0.0138)

Limit

0.40 (0.0157)

Connecting rod big end diameter

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

47.000 - 47.001 (1.8504 - 1.8504)
47.001 - 47.002 (1.8504 - 1.8505)
47.002 - 47.003 (1.8505 - 1.8505)
47.003 - 47.004 (1.8505 - 1.8505)
47.004 - 47.005 (1.8505 - 1.8506)
47.005 - 47.006 (1.8506 - 1.8506)
47.006 - 47.007 (1.8506 - 1.8507)
47.007 - 47.008 (1.8507 - 1.8507)

47.008 - 47.009 (1.8507- 1.8507)
47.009 - 47.010 (1.8507- 1.8508)

47.010 - 47.011 (1.8508 - 1.8508)
47.011 - 47.012 (1.8508 - 1.8509)

47.012 - 47.013 (1.8509 - 1.8509)

Center distance “r”

44.89 - 44.97 (1.7673 - 1.7705)

Out-of-round

Limit

0.0035 (0.0001)

Taper

Limit

Runout [TIR*]

Standard

0.05 (0.0020)

Limit

0.10 (0.0039)

Crankshaft end play

Standard

0.10 - 0.26 (0.0039 - 0.0102)

Limit

0.30 (0.012)

SEM645

PBIC3459J