Infiniti QX56 (JA60). Manual - part 490

 

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Infiniti QX56 (JA60). Manual - part 490

 

 

EM-114

< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

Unit: mm (in)

*: Always check with the Parts Department for the latest parts information

Piston Ring

Unit: mm (in)

Piston Pin

Unit: mm (in)

*: Always check with the Parts Department for the latest parts information

CONNECTING ROD

Unit: mm (in)

Items

Grade*

Standard

Limit 

Piston skirt diameter “A”

Grade No. 1

97.980 - 97.990 (3.8575 - 3.8579)

Grade No. 2

97.990 - 98.000 (3.8579 - 3.8583)

Grade No. 3

98.000 - 98.010 (3.8583 - 3.8587)

“H” dimension

39 (1.54)

Piston pin hole diameter

Grade No. 0

21.993 - 21.999 (0.8659 - 0.8661)

Piston to cylinder bore clearance

0.010 - 0.030 (0.0004 - 0.0012)

0.08 (0.0031)

PBIC0188E

Items

Standard

Limit

Side clearance

Top

0.035 - 0.085 (0.0014 - 0.0033)

0.11 (0.0043)

2nd

0.030 - 0.070 (0.0012 - 0.0028)

0.10 (0.0039)

Oil ring

0.015 - 0.185 (0.0006 - 0.0073)

End gap

Top

0.23 - 0.33 (0.0091 - 0.0130)

0.56 (0.0220)

2nd

0.25 - 0.40 (0.0098 - 0.0157)

0.52 (0.0205)

Oil ring

0.20 - 0.60 (0.0079 - 0.0236)

0.96 (0.0378)

Items

Grade*

Standard

Piston pin diameter

Grade No. 0

 21.989 - 21.995 (0.8657 - 0.8659)

Piston to piston pin clearance

0.002 - 0.006 (0.0001 - 0.0002)

Connecting rod bushing oil clearance

0.005 - 0.017 (0.0002 - 0.0007)

Items

Grade

1

Standard

Limit

Center distance

154.45 - 154.55 (6.08 - 6.08)

Bend [per 100 (3.94)]

0.15 (0.0059)

Torsion [per 100 (3.94)]

0.30 (0.0118)

Connecting rod bushing inside diameter

2

 

(small end)

Grade No. 0

22.000 - 22.006 (0.8661 - 0.8664)

Connecting rod big end inside diameter (without bearing)

57.000 - 57.013 (2.2441 - 2.2446)

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-115

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1

: Always check with the Parts Department for the latest parts information

2

: After installing in connecting rod

CRANKSHAFT

Unit: mm (in)

Connecting rod side clearance

0.20 - 0.40 (0.0079 - 0.0157)

0.40 (0.0157)

Connecting rod bearing housing

Grade No. 0
Grade No. 1
Grade No. 2
Grade No. 3
Grade No. 4
Grade No. 5
Grade No. 6
Grade No. 7
Grade No. 8
Grade No. 9
Grade No. A
Grade No. B
Grade No. C

57.000 - 57.001 (2.2441 - 2.2441)
57.001 - 57.002 (2.2441 - 2.2442)
57.002 - 57.003 (2.2442 - 2.2442)
57.003 - 57.004 (2.2442 - 2.2443)
57.004 - 57.005 (2.2443 - 2.2443)
57.005 - 57.006 (2.2443 - 2.2443)
57.006 - 57.007 (2.2443 - 2.2444)
57.007 - 57.008 (2.2444 - 2.2444)
57.008 - 57.009 (2.2444 - 2.2444)
57.009 - 57.010 (2.2444 - 2.2445)

57.010 - 57.011 (2.2445 - 2.2445)
57.011 - 57.012 (2.2445 - 2.2446)

57.012 - 57.013 (2.2446 - 2.2446)

Main journal dia. “Dm” grade (No. 1 and 5)

Standard

Grade

1

Dimension

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. 1
Grade No. 2
Grade No. 3
Grade No. 4
Grade No. 5
Grade No. 6
Grade No. 7
Grade No. 9

63.963 - 63.964 (2.5182 - 2.5183)
63.962 - 63.963 (2.5182 - 2.5182)
63.961 - 63.962 (2.5181 - 2.5182)
63.960 - 63.961 (2.5181 - 2.5181)
63.959 - 63.960 (2.5181 - 2.5181)
63.958 - 63.959 (2.5180 - 2.5181)
63.957 - 63.958 (2.5180 - 2.5180)
63.956 - 63.957 (2.5179 - 2.5180)
63.955 - 63.956 (2.5179 - 2.5179)
63.954 - 63.955 (2.5179 - 2.5179)
63.953 - 63.954 (2.5178 - 2.5179)
63.952 - 63.953 (2.5178 - 2.5178)
63.951 - 63.952 (2.5178 - 2.5178)
63.950 - 63.951 (2.5177 - 2.5178)
63.949 - 63.950 (2.5177 - 2.5177)
63.948 - 63.949 (2.5176 - 2.5177)
63.947 - 63.948 (2.5176 - 2.5176)
63.946 - 63.947 (2.5176 - 2.5176)
63.945 - 63.946 (2.5175 - 2.5176)
63.944 - 63.945 (2.5175 - 2.5175)
63.943 - 63.944 (2.5174 - 2.5175)
63.942 - 63.943 (2.5174 - 2.5174)
63.941 - 63.942 (2.5174 - 2.5174)
63.940 - 63.941 (2.5173 - 2.5174)

SEM645

PBIC1686E

EM-116

< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

1

: Always check with the Parts Department for the latest parts information

2

: Total indicator reading

MAIN BEARING

Unit: mm (in)

Main journal dia. “Dm” grade (No. 2, 3 and 4)

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. 1
Grade No. 2

63.963 - 63.964 (2.5182 - 2.5183)
63.962 - 63.963 (2.5182 - 2.5182)
63.961 - 63.962 (2.5181 - 2.5182)
63.960 - 63.961 (2.5181 - 2.5181)
63.959 - 63.960 (2.5181 - 2.5181)
63.958 - 63.959 (2.5180 - 2.5181)
63.957 - 63.958 (2.5180 - 2.5180)
63.956 - 63.957 (2.5179 - 2.5180)
63.955 - 63.956 (2.5179 - 2.5179)
63.954 - 63.955 (2.5179 - 2.5179)
63.953 - 63.954 (2.5178 - 2.5179)
63.952 - 63.953 (2.5178 - 2.5178)
63.951 - 63.952 (2.5178 - 2.5178)
63.950 - 63.951 (2.5177 - 2.5178)
63.949 - 63.950 (2.5177 - 2.5177)
63.948 - 63.949 (2.5176 - 2.5177)
63.947 - 63.948 (2.5176 - 2.5176)
63.946 - 63.947 (2.5176 - 2.5176)
63.945 - 63.946 (2.5175 - 2.5176)
63.944 - 63.945 (2.5175 - 2.5175)
63.943 - 63.944 (2.5174 - 2.5175)
63.942 - 63.943 (2.5174 - 2.5174)
63.941 - 63.942 (2.5174 - 2.5174)
63.940 - 63.941 (2.5173 - 2.5174)

Pin journal dia. “Dp”

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 (2.1243 - 2.1245)

Center distance “r”

45.96 - 46.04 (1.8094 - 1.8126)

Out-of-round (Difference between X and Y)

Limit

0.002 (0.0001)

Taper (Difference between A and B)

0.002 (0.0001)

Runout [TIR

2

]

Less than 0.05 (0.002)

Crankshaft end play

Standard

0.10 - 0.26 (0.0039 - 0.0102)

Limit

0.30 (0.0118)

Grade number*

UPR/LWR

Thickness 

Identification color

Remarks

PBIC0189E

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-117

< SERVICE DATA AND SPECIFICATIONS (SDS) 

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*: Always check with the Parts Department for the latest parts information

Undersize

Unit: mm (in)

Main Bearing Oil Clearance

Unit: mm (in)

Connecting Rod Bearing

*: Always check with the Parts Department for the latest parts information 

Undersize

0

2.483 - 2.486 (0.0978 - 0.0979)

Black

Grade is the same for upper 
and lower bearings

1

2.486 - 2.489 (0.0979 - 0.0980)

Brown

2

2.489 - 2.492 (0.0980 - 0.0981)

Green

3

2.492 - 2.495 (0.0981 - 0.0982)

Yellow

4

2.495 - 2.498 (0.0982 - 0.0983)

Blue

5

2.498 - 2.501 (0.0983 - 0.0985)

Pink

6

2.501 - 2.504 (0.0985 - 0.0986)

Purple

7

2.504 - 2.507 (0.0986 - 0.0987)

White            

8

2.507 - 2.510 (0.0987 - 0.0988)

Red

01

UPR

2.483 - 2.486 (0.0978 - 0.0979)

Black

Grade is different for upper and 
lower bearings.

LWR

2.486 - 2.489 (0.0979 - 0.0980)

Brown

12

UPR

2.486 - 2.489 (0.0979 - 0.0980)

Brown

LWR

2.489 - 2.492 (0.0980 - 0.0981)

Green

23

UPR

2.489 - 2.492 (0.0980 - 0.0981)

Green

LWR

2.492 - 2.495 (0.0981 - 0.0982)

Yellow

34

UPR

2.492 - 2.495 (0.0981 - 0.0982)

Yellow

LWR

2.495 - 2.498 (0.0982 - 0.0983)

Blue

45

UPR

2.495 - 2.498 (0.0982 - 0.0983)

Blue

LWR

2.498 - 2.501 (0.0983 - 0.0985)

Pink

56

UPR

2.498 - 2.501 (0.0983 - 0.0985)

Pink

LWR

2.501 - 2.504 (0.0985 - 0.0986)

Purple

67

UPR

2.501 - 2.504 (0.0985 - 0.0986)

Purple

LWR

2.504 - 2.507 (0.0986 - 0.0987)

White

78

UPR

2.504 - 2.507 (0.0986 - 0.0987)

White

LWR

2.507 - 2.510 (0.0987 - 0.0988)

Red

Undersize

Thickness

Main journal diameter

0.25 (0.0098)

2.618 - 2.626 (0.1031 - 0.1034)

Grind so that bearing clearance is the specified value.

Items

Standard

Limit

Main bearing oil clearance

No.1 and 5

0.001 - 0.011 (0.00004 - 0.0004)

0.021 (0.0008)

No.2, 3 and 4

0.007 - 0.017 (0.0003 - 0.0007)

0.027 (0.0011)

Grade number*

Thickness “T”  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

3

1.509 - 1.512 (0.0594 - 0.0595)

Yellow

 

 

 

 

 

 

 

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