Nissan Primera P11. Instruction — part 431

VALVE SEAT RESURFACE LIMIT

NCEM0031S08

Unit: mm (in)

AEM343

Depth (L)

Intake

35.95 - 36.55 (1.4154 - 1.4390)

Exhaust

35.92 - 36.52 (1.4142 - 1.4378)

Camshaft and Camshaft Bearing

NCEM0032

Unit: mm (in)

Engine model

QG16DE

QG18DE

Cam height “A”

Intake

40.220 - 40.410 (1.5835 - 1.5909)

40.610 - 40.800 (1.5988 - 1.6063)

Exhaust

40.056 - 40.245 (1.5770 - 1.5844)

Cam wear limit

0.20 (0.0079)

EM671

Standard

Limit

Camshaft journal to bearing clearance

0.045 - 0.086 (0.0018 - 0.0034)

0.15 (0.0059)

Inner diameter of
camshaft bearing

No. 1

28.000 - 28.021 (1.1024 - 1.1032)

—

No. 2 to No. 5

24.000 - 24.021 (0.9449 - 0.9457)

Outer diameter of
camshaft journal

No. 1

27.935 - 27.955 (1.0998 - 1.1006)

—

No. 2 to No. 5

23.935 - 23.955 (0.9423 - 0.9431)

Camshaft runout [TIR*]

Less than 0.02 (0.0008)

0.1 (0.004)

Camshaft end play

0.115 - 0.188 (0.0045 - 0.0074)

0.20 (0.0079)

*Total indicator reading

SERVICE DATA AND SPECIFICATIONS (SDS)

QG

Valve (Cont’d)

EM-183

Cylinder Block

NCEM0033

Unit: mm (in)

SEM171D

Crankshaft center

20

(0.79)

60

(2.36)

100

(3.94)

QG16DE

QG18DE

Limit

Standard

Surface flatness

Less than 0.03 (0.0012)

0.1 (0.004)

Height “H” (nominal)

213.95 - 214.05 (8.4232 - 8.4271)

—

Cylinder bore
inner diameter

Standard

Grade No. 1

76.000 - 76.0610

(2.9921 - 2.9925)

80.000 - 80.010

(3.1496 - 3.1500)

0.2 (0.008)

Grade No. 2

76.010 - 76.020

(2.7957 - 2.7961)

80.010 - 80.020

(3.1500 - 3.1504)

Grade No. 3

76.020 - 76.030

(2.7961 - 2.9933)

80.020 - 80.030

(3.1504 - 3.1508)

Out-of-round (X − Y)

Less than 0.015 (0.0006)

—

Taper (A − B)

Less than 0.01 (0.0004)

—

Difference in inner diameter between cylinders

0.05 (0.0020)

0.2 (0.008)

SERVICE DATA AND SPECIFICATIONS (SDS)

QG

Cylinder Block

EM-184

Piston, Piston Ring and Piston Pin

NCEM0034

PISTON

NCEM0034S01

Unit: mm (in)

SEM882E

QG16DE

QG18DE

Piston skirt diameter “A”

Standard

Grade No. 1

75.975 - 75.985

(2.9911 - 2.9915)

79.965 - 79.975

(3.1482 - 3.1486)

Grade No. 2

75.985 - 75.995

(2.9915 - 2.9919)

79.975 - 79.985

(3.1486 - 3.1490)

Grade No. 3

75.995 - 76.005

(2.9919 - 2.9923)

79.985 - 79.995

(3.1490 - 3.1494)

0.5 (0.002) oversize (service)

76.475 - 76.505

(3.0108 - 3.0120)

80.215 - 80.245

(3.1581 - 3.1592)

1.0 (0.039) oversize (service)

76.975 - 77.005

(3.0305 - 3.0317)

80.465 - 80.495

(3.1679 - 3.1691)

“a” dimension

44.5 (1.7520)

42.3 (1.665)

Piston pin hole inner diameter

18.987 - 18.999

(0.7475 - 0.7080)

18.993 - 19.005

(0.7478 - 0.7482)

Piston to bore clearance

0.015 - 0.035

(0.0006 - 0.0014)

0.025 - 0.045

(0.0010 - 0.0018)

PISTON RING

NCEM0034S02

Unit: mm (in)

QG16DE

QG18DE

Limit

Standard

Side clearance

Top

0.045 - 0.080 (0.0018 - 0.0031)

0.040 - 0.080 (0.0016 - 0.0031)

0.110 (0.0043)

2nd

0.030 - 0.070 (0.0012 - 0.0028)

0.100 (0.0039)

Oil

0.065 - 0.135 (0.0026 - 0.0053)

0.045 - 0.155 (0.0018 - 0.0061)

—

End gap

Top

0.20 - 0.30 (0.0079 - 0.0118)

0.53 (0.0209)

2nd

0.50 - 0.65 (0.0197 - 0.0256)

0.32 - 0.47 (0.0126 - 0.0185)

0.98 (0.0386)

Oil

0.20 - 0.60 (0.0079 - 0.0236)

0.95 (0.0374)

PISTON PIN

NCEM0034S03

Unit: mm (in)

QG16DE

QG18DE

Piston pin outer diameter

18.989 - 19.001 (0.7476 - 0.7481)

Piston pin to piston clearance

−0.004 to 0 (−0.0002 to 0)

0.002 - 0.006 (0.0001 - 0.0002)

Piston pin to connecting rod bushing
clearance

Standard

0.005 - 0.017 (0.0002 - 0.0007)

Limit

0.023 (0.0009)

SERVICE DATA AND SPECIFICATIONS (SDS)

QG

Piston, Piston Ring and Piston Pin

EM-185

Connecting Rod

NCEM0035

Unit: mm (in)

Center distance

140.45 - 140.55 (5.5295 - 5.5335)

Bend limit [per 100 (3.94)]

0.15 (0.0059)

Torsion limit [per 100 (3.94)]

0.3 (0.012)

Connecting rod bushing inner diameter* (small end)

19.000 - 19.012 (0.7480 - 0.7485)

Connecting rod big end inner diameter

43.000 - 43.013 (1.6929 - 1.6934)

Side clearance

Standard

0.200 - 0.470 (0.0079 - 0.0185)

Limit

0.5 (0.020)

*After installing in connecting rod

Crankshaft

NCEM0036

Unit: mm (in)

Main journal dia. “Dm”

Grade No. 0

49.956 - 49.964 (1.9668 - 1.9671)

Grade No. 1

49.948 - 49.956 (1.9665 - 1.9668)

Grade No. 2

49.940 - 49.948 (1.9661 - 1.9665)

Pin journal dia. “Dp”

Grade No. 0

39.968 - 39.974 (1.5735 - 1.5738)

Grade No. 1

39.962 - 39.968 (1.5733 - 1.5735)

Grade No. 2

39.956 - 39.962 (1.5731 - 1.5733)

Center distance “r”

43.95 - 44.05 (1.7303 - 1.7342)

Out-of-round (X − Y)

Standard

Less than 0.003 (0.0001)

Limit

Less than 0.005 (0.0002)

Taper (A − B)

Standard

Less than 0.004 (0.0002)

Limit

Less than 0.005 (0.0002)

Runout [TIR*]

Standard

Less than 0.04 (0.0016)

Limit

Less than 0.05 (0.0020)

Free end play

Standard

0.060 - 0.260 (0.0024 - 0.0102)

Limit

0.3 (0.012)

*: Total indicator reading

Main Bearing

NCEM0037

STANDARD

NCEM0037S01

Grade No.

Thickness “T” mm (in)

Identification color

0

1.826 - 1.830 (0.0719 - 0.0720)

Black

1

1.830 - 1.834 (0.0720 - 0.0722)

Red

2

1.834 - 1.838 (0.0722 - 0.0724)

Green

3

1.838 - 1.842 (0.0724 - 0.0725)

Yellow

4

1.842 - 1.846 (0.0725 - 0.0727)

Blue

UNDERSIZE

NCEM0037S02

Unit: mm (in)

Thickness “T”

0.25 (0.0098)

1.960 - 1.964 (0.0772 - 0.0773)

0.50 (0.0197)

2.085 - 2.089 (0.0821 - 0.0822)

SERVICE DATA AND SPECIFICATIONS (SDS)

QG

Connecting Rod

EM-186