Nissan Maxima. Manual - part 561

 

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Nissan Maxima. Manual - part 561

 

 

EM-132

< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

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

Cylinder Head

INFOID:0000000009466060

CYLINDER HEAD

Unit: mm (in)

VALVE DIMENSIONS

820U

8.20 (0.3228)

822U

8.22 (0.3236)

824U

8.24 (0.3244)

826U

8.26 (0.3252)

828U

8.28 (0.3260)

830U

8.30 (0.3268)

832U

8.32 (0.3276)

834U

8.34 (0.3283)

836U

8.36 (0.3291)

838U

8.38 (0.3299)

840U

8.40 (0.3307)

Identification (stamped) mark*

Thickness

SEM758G

Items

Standard

Limit

Head surface distortion

Less than 0.03 (0.0012)

0.1 (0.004)

Normal cylinder head height “H”

126.3 - 126.5 (4.97 - 4.98)

—

Spark plug tube installation height

37.7 - 39.1 (1.484 - 1.539)

—

PBIC0924E

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-133

< SERVICE DATA AND SPECIFICATIONS (SDS) 

C

D

E

F

G

H

I

J

K

L

M

A

EM

N

P

O

Unit: mm (in)

VALVE OIL SEAL

Unit: mm (in)

VALVE GUIDE

Unit: mm (in)

Valve head diameter “D”

Intake

36.6 - 36.9 (1.441 - 1.453)

Exhaust

30.2 - 30.5 (1.189 - 1.201)

Valve length “L”

Intake

97.13 (3.8240)

Exhaust

94.67 (3.7272)

Valve stem diameter “d”

Intake

5.970 - 5.980 (0.2350 - 0.2354)

Exhaust

5.955 - 5.970 (0.2344 - 0.2350)

Valve seat angle “

α”

Intake

45

°15′ - 45°45′

Exhaust

Valve margin “T”

Intake

1.15 - 1.45 (0.0453 - 0.0571)

Exhaust

1.45 - 1.75 (0.0571 - 0.0689)

Valve margin “T” limit

More than 0.5 (0.020)

Valve stem end surface grinding limit

Less than 0.2 (0.008)

SEM188

Description

Standard

Valve oil seal installation height

14.3 - 14.9 (0.563 - 0.587)

Items

Standard

Oversize (Service) [0.2 (0.008)]

Valve guide

Outer diameter

10.023 - 10.034 (0.3946 - 0.3950) 10.223 - 10.234 (0.4025 - 0.4029)

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)

Items

Standard

Limit

SEM950E

EM-134

< SERVICE DATA AND SPECIFICATIONS (SDS) 

SERVICE DATA AND SPECIFICATIONS (SDS)

VALVE SEAT

Unit: mm (in)

*:Machining data

Valve guide clearance

Intake

0.020 - 0.053 (0.0008 - 0.0021)

0.08 (0.0031)

Exhaust

0.040 - 0.073 (0.0016 - 0.0029)

0.01 (0.004)

Valve deflection

Intake

—

0.24 (0.0094)

Exhaust

—

0.28 (0.0110)

Projection length “L”

12.6 - 12.8 (0.496 - 0.504)

Items

Standard

Oversize (Service) [0.5 (0.02)]

Cylinder head seat recess diameter “D”

Intake (A)

38.000 - 38.016 (1.4961 - 1.4967)

38.500 - 38.516 (1.5157 - 1.5164)

Exhaust (B)

31.600 - 31.616 (1.2441 - 1.2447)

32.100 - 32.116 (1.2638 - 1.2644)

Valve seat outer diameter

Intake

38.097 - 38.113 (1.4999 - 1.5005)

38.597 - 38.613 (1.5196 - 1.5202)

Exhaust

31.680 - 31.696 (1.2472 - 1.2479)

32.180 - 32.196 (1.2669 - 1.2676)

Valve seat interference fit

Intake

0.081 - 0.113 (0.0032 - 0.0044)

Exhaust

0.064 - 0.096 (0.0025 - 0.0038)

Height “h”

Intake (A)

5.9 - 6.0 (0.232 - 0.236)

5.0 - 5.1 (0.197 - 0.201)

Exhaust (B)

5.9 - 6.0 (0.232 - 0.236)

4.9 - 5.0 (0.193 - 0.197)

Contacting width “W”*

Intake (A)

1.18 - 1.22 (0.0465 - 0.0480)

Exhaust (B)

1.38 - 1.42 (0.0543 - 0.0559)

Cylinder head seat recess depth (H)

6.0 (0.236)

Depth “L”

Intake (A)

41.16 - 41.76 (1.6205 - 1.6441)

Exhaust (B)

41.09 - 41.69 (1.6177 - 1.6413)

AWBIA0033GB

SEM621F

SERVICE DATA AND SPECIFICATIONS (SDS)

EM-135

< SERVICE DATA AND SPECIFICATIONS (SDS) 

C

D

E

F

G

H

I

J

K

L

M

A

EM

N

P

O

VALVE SPRING

Unit: mm (in)

Cylinder Block

INFOID:0000000009466061

CYLINDER BLOCK

Unit: mm (in)

Items

Standard

Free height

47.07 mm (1.8531 in)

Installation height

37.00 mm (1.4567 in)

Installation load

166 - 188 N (16.9 - 19.2 kg, 37 - 42 lb)

Height during valve open

27.20 mm (1.0709 in)

Load with valve open

373 - 421 N (38.0 - 42.9 kg, 84 - 95 lb)

Items

Limit

Squareness

2.0 (0.079)

Surface distortion

Standard

Less than 0.03 (0.0012)

Limit

0.10 (0.0039)

Main bearing housing inner diameter

Standard

63.993 - 64.017 (2.5194 - 2.5203)

Cylinder bore

Inner diameter

Standard*

Grade No. 1

95.500 - 95.510 (3.7598 - 3.7602)

Grade No. 2

95.510 - 95.520 (3.7602 - 3.7606)

Grade No. 3

95.520 - 95.530 (3.7606 - 3.7610)

Wear limit

0.20 (0.0079)

Out-of-round 

Limit

0.015 (0.0006)

Taper (Difference between A and C)

0.015 (0.0006)

JPBIA2238GB

 

 

 

 

 

 

 

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