Infiniti G37 Coupe. Manual - part 643

 

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Infiniti G37 Coupe. Manual - part 643

 

 

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-147

< SERVICE DATA AND SPECIFICATIONS (SDS) 

C

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*: Total indicator reading

Main Bearing

INFOID:0000000001547547

MAIN BEARING

Pin journal diameter. “Dp”

Standard

Grade No. A

53.974 - 53.973 (2.1250 - 2.1249)

Grade No. B

53.973 - 53.972 (2.1249 - 2.1249)

Grade No. C

53.972 - 53.971 (2.1249 - 2.1248)

Grade No. D

53.971 - 53.970 (2.1248 - 2.1248)

Grade No. E

53.970 - 53.969 (2.1248 - 2.1248)

Grade No. F

53.969 - 53.968 (2.1248 - 2.1247)

Grade No. G

53.968 - 53.967 (2.1247 - 2.1247)

Grade No. H

53.967 - 53.966 (2.1247 - 2.1246)

Grade No. J

53.966 - 53.965 (2.1246 - 2.1246)

Grade No. K

53.965 - 53.964 (2.1246 - 2.1246)

Grade No. L

53.964 - 53.963 (2.1246 - 2.1245)

Grade No. M

53.963 - 53.962 (2.1245 - 2.1245)

Grade No. N

53.962 - 53.961 (2.1245 - 2.1244)

Grade No. P

53.961 - 53.960 (2.1244 - 2.1244)

Grade No. R

53.960 - 53.959 (2.1244 - 2.1244)

Grade No. S

53.959 - 53.958 (2.1244 - 2.1243)

Grade No. T

53.958 - 53.957 (2.1243 - 2.1243)

Grade No. U

53.957 - 53.956 (2.1243 - 2.1242)

Center distance “r”

42.96 - 43.04 (1.6913 - 1.6945)

Taper (Difference between “A” and “B”)

Limit

0.0025 (0.0001)

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

0.0025 (0.0001)

Crankshaft runout [TIR*]

Standard

Less than 0.05 (0.002)

Limit

0.10 (0.0039)

Crankshaft end play

Standard

0.10 - 0.25 (0.0040 - 0.0098)

Limit

0.30 (0.012)

Grade number

Thickness

mm (in)

Width

mm (in)

Identification color

Remarks

PBIC2969E

EM-148

< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

UNDERSIZE

Unit: mm (in)

MAIN BEARING OIL CLEARANCE

Unit: mm (in)

*: Actual clearance

Connecting Rod Bearing

INFOID:0000000001547548

CONNECTING ROD BEARING

UNDERSIZE

Unit: mm (in)

0

2.500 - 2.503 (0.0984 - 0.0985)

19.9 - 20.1

(0.783 - 0.791)

Black

Grade is the same 
for upper and lower 
bearings.

1

2.503 - 2.506 (0.0985 - 0.0987)

Brown

2

2.506 - 2.509 (0.0987 - 0.0988)

Green

3

2.509 - 2.512 (0.0988 - 0.0989)

Yellow

4

2.512 - 2.515 (0.0989 - 0.0990)

Blue

5

2.515 - 2.518 (0.0990 - 0.0991)

Pink

6

2.518 - 2.521 (0.0991 - 0.0993)

Purple

7

2.521 - 2.524 (0.0993 - 0.0994)

White

01

UPR

2.503 - 2.506 (0.0985 - 0.0987)

Brown

Grade and color are 
different for upper 
and lower bearings.

LWR

2.500 - 2.503 (0.0984 - 0.0985)

Black

12

UPR

2.506 - 2.509 (0.0987 - 0.0988)

Green

LWR

2.503 - 2.506 (0.0985 - 0.0987)

Brown

23

UPR

2.509 - 2.512 (0.0988 - 0.0989)

Yellow

LWR

2.506 - 2.509 (0.0987 - 0.0988)

Green

34

UPR

2.512 - 2.515 (0.0989 - 0.0990)

Blue

LWR

2.509 - 2.512 (0.0988 - 0.0989)

Yellow

45

UPR

2.515 - 2.518 (0.0990 - 0.0991)

Pink

LWR

2.512 - 2.515 (0.0989 - 0.0990)

Blue

56

UPR

2.518 - 2.521 (0.0991 - 0.0993)

Purple

LWR

2.515 - 2.518 (0.0990 - 0.0991)

Pink

67

UPR

2.521 - 2.524 (0.0993 - 0.0994)

White

LWR

2.518 - 2.521 (0.0991 - 0.0993)

Purple

Items

Thickness

Main journal diameter

0.25 (0.0098)

2.633 - 2.641 (0.1037 - 0.1040)

Grind so that bearing clearance is the specified value.

Items

Standard

Limit

Main bearing oil clearance

0.035 - 0.045 (0.0014 - 0.0018)*

0.065 (0.0026)

Grade number

Thickness

mm (in)

Identification color (mark)

0

1.497 - 1.500 (0.0589 - 0.0591)

Black

1

1.500 - 1.503 (0.0591 - 0.0592)

Brown

2

1.503 - 1.506 (0.0592 - 0.0593)

Green

3

1.506 - 1.509 (0.0593 - 0.0594)

Yellow

4

1.509 - 1.512 (0.0594 - 0.0595)

Blue

Items

Thickness

Crank pin journal diameter

0.25 (0.0098)

1.626 - 1.634 (0.0640 - 0.0643)

Grind so that bearing clearance is the specified value.

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-149

< SERVICE DATA AND SPECIFICATIONS (SDS) 

C

D

E

F

G

H

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A

EM

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CONNECTING ROD BEARING OIL CLEARANCE

Unit: mm (in)

*: Actual clearance

Items

Standard

Limit

Connecting rod bearing oil clearance

0.040 - 0.053 (0.0016 - 0.0021)*

0.070 (0.0028)

 

 

 

 

 

 

 

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