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EM-154
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SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
CYLINDER HEAD
Unit: mm (in)
Valve Dimensions
Unit: mm (in) 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 (4.972 - 4.980) —
PBIC0924E
Valve head diameter “D”Intake 37.0 - 37.3 (1.457 - 1.469)
Exhaust 31.2 - 31.5 (1.228 - 1.240)
Valve length “L”Intake 96.46 (3.798)
Exhaust 93.99 (3.700)
Valve stem diameter “d”Intake 5.965 - 5.980 (0.2348 - 0.2354)
Exhaust 5.955 - 5.970 (0.2344 - 0.2350)
Valve seat angle “
”Intake
4515 - 4545Exhaust
Va l v e m a r g i n “ T ”Intake 1.1 (0.043)
Exhaust 1.3 (0.051)
Valve margin “T” limit0.5 (0.020)
Valve stem end surface grinding limit 0.2 (0.008)
SEM188
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SERVICE DATA AND SPECIFICATIONS (SDS)
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Valve Guide
Unit: mm (in)
Items Standard Oversize (Service) [0.2 (0.008)]
Va l v e g u i d eOuter 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
Valve guide clearanceIntake 0.020 - 0.053 (0.0008 - 0.0021) 0.08 (0.003)
Exhaust 0.030 - 0.063 (0.0012 - 0.0025) 0.09 (0.004)
Projection length “L” 12.6 - 12.8 (0.496 - 0.504)
SEM950E
Page 3219 of 5621
![INFINITI M35 2006 Factory Service Manual EM-156
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
Valve Seat
Unit: mm (in)
*
1 : Diameter made by intersection point of conic angles “1” and “2”
*2 : Di INFINITI M35 2006 Factory Service Manual EM-156
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
Valve Seat
Unit: mm (in)
*
1 : Diameter made by intersection point of conic angles “1” and “2”
*2 : Di](/manual-img/42/57023/w960_57023-3218.png)
EM-156
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
Valve Seat
Unit: mm (in)
*
1 : Diameter made by intersection point of conic angles “1” and “2”
*2 : Diameter made by intersection point of conic angles “2” and “3”
*3 : Machining data
Valve Spring
Items Standard Oversize (Service) [0.5 (0.02)]
Cylinder head seat recess diameter “D”Intake 38.000 - 38.016 (1.4961 - 1.4967) 38.500 - 38.516 (1.5157 - 1.5164)
Exhaust 32.200 - 32.216 (1.2677 - 1.2683) 32.700 - 32.716 (1.2874 - 1.2880)
Valve seat outer diameter “d”Intake 38.097 - 38.113 (1.4999 - 1.5005) 38.597 - 38.613 (1.5196 - 1.5202)
Exhaust 32.280 - 32.296 (1.2709 - 1.2715) 32.780 - 32.796 (1.2905 - 1.2912)
Valve seat interference fitIntake 0.081 - 0.113 (0.0032 - 0.0044)
Exhaust 0.064 - 0.096 (0.0025 - 0.0038)
Diameter “d1”*
1Intake 35 (1.38)
Exhaust 28.7 (1.130)
Diameter “d2”*
2Intake 36.6 - 36.8 (1.441 - 1.449)
Exhaust 30.6 - 30.8 (1.205 - 1.213)
Angle “
1”Intake 60Exhaust 60
Angle “2”Intake 8845 - 9015
Exhaust 8845 - 9015
Angle “3”Intake 120Exhaust 120
Contacting width “W”*3Intake 1.09 - 1.31 (0.043 - 0.052)
Exhaust 1.29 - 1.51 (0.051 - 0.059)
Height “h”Intake 5.9 - 6.0 (0.232 - 0.236) 5.05 - 5.15 (0.1988 - 0.2028)
Exhaust 5.9 - 6.0 (0.232 - 0.236) 4.95 - 5.05 (0.1949 - 0.1988)
Depth “H”6.0 (0.236)
PBIC2745E
Free height mm (in)47.07 (1.8531)
Pressure N (kg, lb) at height mm (in)Installation 166 - 188 (16.9 - 19.2, 37 - 42) at 37.00 (1.4567)
Valve open 373 - 421 (38.0 - 42.9, 84 - 95) at 27.20 (1.0709)
Out-of-square mm (in) Limit 2.1 (0.083)
Page 3220 of 5621
![INFINITI M35 2006 Factory Service Manual SERVICE DATA AND SPECIFICATIONS (SDS)
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CYLINDER BLOCK
Unit: mm (in)
Surface flatnessStandard Less than 0.03 (0.0012)
Limit 0 INFINITI M35 2006 Factory Service Manual SERVICE DATA AND SPECIFICATIONS (SDS)
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CYLINDER BLOCK
Unit: mm (in)
Surface flatnessStandard Less than 0.03 (0.0012)
Limit 0](/manual-img/42/57023/w960_57023-3219.png)
SERVICE DATA AND SPECIFICATIONS (SDS)
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CYLINDER BLOCK
Unit: mm (in)
Surface flatnessStandard Less than 0.03 (0.0012)
Limit 0.1 (0.004)
Main bearing housing inner diameter Standard 63.993 - 64.017 (2.5194 - 2.5203)
Cylinder bore Inner diameterStandardGrade 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 0.2 (0.008)
Out-of-round (Difference between “X” and “Y”)
Limit0.015 (0.0006)
Taper (Difference between “A” and “C”) 0.010 (0.0004)
Main bearing housing inner diameter grade (Without bearing)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. 4
Grade No. 763.993 - 63.994 (2.5194 - 2.5194)
63.994 - 63.995 (2.5194 - 2.5195)
63.995 - 63.996 (2.5195 - 2.5195)
63.996 - 63.997 (2.5195 - 2.5196)
63.997 - 63.998 (2.5196 - 2.5196)
63.998 - 63.999 (2.5196 - 2.5196)
63.999 - 64.000 (2.5196 - 2.5197)
64.000 - 64.001 (2.5197 - 2.5197)
64.001 - 64.002 (2.5197 - 2.5198)
64.002 - 64.003 (2.5198 - 2.5198)
64.003 - 64.004 (2.5198 - 2.5198)
64.004 - 64.005 (2.5198 - 2.5199)
64.005 - 64.006 (2.5199 - 2.5199)
64.006 - 64.007 (2.5199 - 2.5200)
64.007 - 64.008 (2.5200 - 2.5200)
64.008 - 64.009 (2.5200 - 2.5200)
64.009 - 64.010 (2.5200 - 2.5201)
64.010 - 64.011 (2.5201 - 2.5201)
64.011 - 64.012 (2.5201 - 2.5202)
64.012 - 64.013 (2.5202 - 2.5202)
64.013 - 64.014 (2.5202 - 2.5202)
64.014 - 64.015 (2.5202 - 2.5203)
64.015 - 64.016 (2.5203 - 2.5203)
64.016 - 64.017 (2.5203 - 2.5203)
Difference in inner diameter between cylinders Standard Less than 0.03 (0.0012)
PBIC0923E
Page 3221 of 5621
![INFINITI M35 2006 Factory Service Manual EM-158
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
PISTON, PISTON RING AND PISTON PIN
Available Piston
Unit: mm (in)
Piston Ring
Unit: mm (in)
Piston Pin
Unit: mm INFINITI M35 2006 Factory Service Manual EM-158
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
PISTON, PISTON RING AND PISTON PIN
Available Piston
Unit: mm (in)
Piston Ring
Unit: mm (in)
Piston Pin
Unit: mm](/manual-img/42/57023/w960_57023-3220.png)
EM-158
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
PISTON, PISTON RING AND PISTON PIN
Available Piston
Unit: mm (in)
Piston Ring
Unit: mm (in)
Piston Pin
Unit: mm (in) Items Standard Oversize [0.2 (0.008)]
Piston skirt diameter “A”Grade No. 1 95.480 - 95.490 (3.7590 - 3.7594) —
Grade No. 2 95.490 - 95.500 (3.7594 - 3.7598) —
Grade No. 3 95.500 - 95.510 (3.7598 - 3.7602) —
Service — 95.680 - 95.710 (3.7669 - 3.7681)
Items Standard Limit
“a” dimension 41.0 (1.614) —
Piston pin hole diameterGrade No. 0 21.993 - 21.999 (0.8659 - 0.8661) —
Grade No. 1 21.999 - 22.005 (0.8661 - 0.8663) —
Piston to cylinder bore clearance 0.010 - 0.030 (0.0004 - 0.0012) 0.08 (0.0031)
SEM882E
Items Standard Limit
Side clearanceTop 0.045 - 0.080 (0.0018 - 0.0031) 0.11 (0.0043)
2nd 0.030 - 0.070 (0.0012 - 0.0028) 0.10 (0.004)
Oil ring 0.065 - 0.135 (0.0026 - 0.0053) —
End gapTop 0.23 - 0.33 (0.0091 - 0.0130) 0.54 (0.0213)
2nd 0.33 - 0.48 (0.0130 - 0.0189) 0.80 (0.0315)
Oil (rail ring) 0.20 - 0.50 (0.0079 - 0.0197) 0.95 (0.0374)
Items Standard Limit
Piston pin outer diameterGrade No. 0 21.989 - 21.995 (0.8657 - 0.8659) —
Grade No. 1 21.995 - 22.001 (0.8659 - 0.8662) —
Piston to piston pin oil clearance 0.002 - 0.006 (0.0001 - 0.0002) —
Connecting rod bushing oil clearance 0.005 - 0.017 (0.0002 - 0.0007) 0.030 (0.0012)
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SERVICE DATA AND SPECIFICATIONS (SDS)
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CONNECTING ROD
Unit: mm (in)
*: After installing in connecting rodItems Standard Limit
Center distance 144.15 - 144.25 (5.6752 - 5.6791) —
Bend [per 100 (3.94)] — 0.15 (0.0059)
Torsion [per 100 (3.94)] — 0.30 (0.012)
Connecting rod bushing inner diameter*Grade No. 0 22.000 - 22.006 (0.8661 - 0.8664) —
Grade No. 1 22.006 - 22.012 (0.8664 - 0.8666) —
Connecting rod big end diameter (Without bearing) 55.000 - 55.013 (2.1654 - 2.1659) —
Side clearance 0.20 - 0.35 (0.0079 - 0.0138) 0.40 (0.016)
Page 3223 of 5621
![INFINITI M35 2006 Factory Service Manual EM-160
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
CRANKSHAFT
Unit: mm (in)
*: Total indicator readingMain journal diameter. “Dm” grade StandardGrade No. A
Gr INFINITI M35 2006 Factory Service Manual EM-160
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
CRANKSHAFT
Unit: mm (in)
*: Total indicator readingMain journal diameter. “Dm” grade StandardGrade No. A
Gr](/manual-img/42/57023/w960_57023-3222.png)
EM-160
[VQ35DE]
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 January2006 M35/M45
CRANKSHAFT
Unit: mm (in)
*: Total indicator readingMain journal diameter. “Dm” grade StandardGrade 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. 4
Grade No. 759.974 - 59.975 (2.3612 - 2.3612)
59.973 - 59.974 (2.3611 - 2.3612)
59.972 - 59.973 (2.3611 - 2.3611)
59.971 - 59.972 (2.3611 - 2.3611)
59.970 - 59.971 (2.3610 - 2.3611)
59.969 - 59.970 (2.3610 - 2.3610)
59.968 - 59.969 (2.3609 - 2.3610)
59.967 - 59.968 (2.3609 - 2.3609)
59.966 - 59.967 (2.3609 - 2.3609)
59.965 - 59.966 (2.3608 - 2.3609)
59.964 - 59.965 (2.3608 - 2.3608)
59.963 - 59.964 (2.3607 - 2.3608)
59.962 - 59.963 (2.3607 - 2.3607)
59.961 - 59.962 (2.3607 - 2.3607)
59.960 - 59.961 (2.3606 - 2.3607)
59.959 - 59.960 (2.3606 - 2.3606)
59.958 - 59.959 (2.3605 - 2.3606)
59.957 - 59.958 (2.3605 - 2.3605)
59.956 - 59.957 (2.3605 - 2.3605)
59.955 - 59.956 (2.3604 - 2.3605)
59.954 - 59.955 (2.3604 - 2.3604)
59.953 - 59.954 (2.3603 - 2.3604)
59.952 - 59.953 (2.3603 - 2.3603)
59.951 - 59.952 (2.3603 - 2.3603)
Pin journal diameter. “Dp” StandardGrade No. 0 51.968 - 51.974 (2.0460 - 2.0462)
Grade No. 1 51.962 - 51.968 (2.0457 - 2.0460)
Grade No. 2 51.956 - 51.962 (2.0455 - 2.0457)
Center distance “r”40.66 - 40.74 (1.6008 - 1.6039)
Taper (Difference between “A” and “B”)
Limit0.002 (0.0001)
Out-of-round (Difference between “X” and “Y”) 0.002 (0.0001)
Crankshaft runout [TIR*]Standard Less than 0.05 (0.002)
Limit 0.10 (0.004)
Crankshaft end playStandard 0.10 - 0.25 (0.0039 - 0.0098)
Limit 0.30 (0.012)
SEM645SBIA0535E
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![INFINITI M35 2006 Factory Service Manual SERVICE DATA AND SPECIFICATIONS (SDS)
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MAIN BEARING
Undersize
Unit: mm (in)
Main Bearing Oil Clearance
Unit: mm (in)
*: Actu INFINITI M35 2006 Factory Service Manual SERVICE DATA AND SPECIFICATIONS (SDS)
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MAIN BEARING
Undersize
Unit: mm (in)
Main Bearing Oil Clearance
Unit: mm (in)
*: Actu](/manual-img/42/57023/w960_57023-3223.png)
SERVICE DATA AND SPECIFICATIONS (SDS)
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MAIN BEARING
Undersize
Unit: mm (in)
Main Bearing Oil Clearance
Unit: mm (in)
*: Actual clearanceGrade number UPR/LWR Thickness mm (in) Width mm (in) Identification color Remarks
0 — 2.000 - 2.003 (0.0787 - 0.0789)
19.9 - 20.1
(0.783 - 0.791)Black
Grade is the same
for upper and lower
bearings. 1 — 2.003 - 2.006 (0.0789 - 0.0790) Brown
2 — 2.006 - 2.009 (0.0790 - 0.0791) Green
3 — 2.009 - 2.012 (0.0791 - 0.0792) Yellow
4 — 2.012 - 2.015 (0.0792 - 0.0793) Blue
5 — 2.015 - 2.018 (0.0793 - 0.0794) Pink
6 — 2.018 - 2.021 (0.0794 - 0.0796) Purple
7 — 2.021 - 2.024 (0.0796 - 0.0797) White
01UPR 2.003 - 2.006 (0.0789 - 0.0790) Brown
Grade and color are
different for upper
and lower bearings. LWR 2.000 - 2.003 (0.0787 - 0.0789) Black
12UPR 2.006 - 2.009 (0.0790 - 0.0791) Green
LWR 2.003 - 2.006 (0.0789 - 0.0790) Brown
23UPR 2.009 - 2.012 (0.0791 - 0.0792) Yellow
LWR 2.006 - 2.009 (0.0790 - 0.0791) Green
34UPR 2.012 - 2.015 (0.0792 - 0.0793) Blue
LWR 2.009 - 2.012 (0.0791 - 0.0792) Yellow
45UPR 2.015 - 2.018 (0.0793 - 0.0794) Pink
LWR 2.012 - 2.015 (0.0792 - 0.0793) Blue
56UPR 2.018 - 2.021 (0.0794 - 0.0796) Purple
LWR 2.015 - 2.018 (0.0793 - 0.0794) Pink
67UPR 2.021 - 2.024 (0.0796 - 0.0797) White
LWR 2.018 - 2.021 (0.0794 - 0.0796) Purple
SEM175F
Items Thickness Main journal diameter
0.25 (0.0098) 2.132 - 2.140 (0.0839 - 0.0843) 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)