2007 NISSAN 350Z service

SERVICE DATA AND SPECIFICATIONS (SDS)
EM-139
C
D
E
F
G
H
I
J
K
L
MA
EM
Revision: 2006 November2007 350Z
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 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 5.965 - 5.980 (0.2348 - 0.2354)
Exhaust 5.962 - 5.970 (0.2347 - 0.2350)
Valve seat angle “α”Intake
45°15′ - 45°45′
Exhaust
Valve margin “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

EM-140
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 November2007 350Z
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 (0.0031)
Exhaust 0.030 - 0.056 (0.0012 - 0.0022) 0.09 (0.0035)
Projection length “L” 12.6 - 12.8 (0.496 - 0.504)
SEM950E

SERVICE DATA AND SPECIFICATIONS (SDS)
EM-141
C
D
E
F
G
H
I
J
K
L
MA
EM
Revision: 2006 November2007 350Z
Valve Seat
Unit: mm (in)
*
1 : Diameter made by intersection point of conic angles “α1” and “α2”
*2 : Diameter made by intersection point of conic angles “α2” and “α3”
*3 : Machining data
Valve Spring
Unit: mm (in) 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 31.600 - 31.616 (1.2441 - 1.2447) 32.100 - 32.116 (1.2638 - 1.2644)
Valve seat outer diameter “d”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 fitIntake 0.081 - 0.113 (0.0032 - 0.0044)
Exhaust 0.064 - 0.096 (0.0025 - 0.0038)
Diameter “d1”*
1Intake 34.6 (1.36)
Exhaust 27.7 (1.091)
Diameter “d2”*
2Intake 35.9 - 36.4 (1.413 - 1.433)
Exhaust 29.3 - 29.8 (1.154 - 1.173)
Angle “α1”Intake 60°
Exhaust 60°
Angle “α2”Intake 88°45′ - 90°15′
Exhaust 88°45′ - 90°15′
Angle “α3”Intake 120°
Exhaust 120°
Contacting width “W”*
3Intake 1.0 - 1.4 (0.039 - 0.055)
Exhaust 1.2 - 1.6 (0.047 - 0.063)
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
Items
Free height43.85 (1.7264)
Installation height 37.00 (1.4567)
Installation load 166 - 188 N (16.9 - 19.2 kg, 37 - 42 lb)
Height during valve open 26.8 (1.0551)
Load with valve open 502 - 566 N (51.2 - 57.7 kg, 113 - 127 lb)
squareness1.9 (0.075)

EM-142
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 November2007 350Z
CYLINDER BLOCK
Unit: mm (in)
Surface distortionStandard Less than 0.03 (0.0012)
Limit 0.1 (0.004)
Main bearing housing inner diameter Standard 69.993 - 70.017 (2.7556 - 2.7566)
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”) 0.01 (0.0004)
Main bearing housing inner diameter (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. 769.993 - 69.994 (2.7556 - 2.7557)
69.994 - 69.995 (2.7557 - 2.7557)
69.995 - 69.996 (2.7557 - 2.7557)
69.996 - 69.997 (2.7557 - 2.7558)
69.997 - 69.998 (2.7558 - 2.7558)
69.998 - 69.999 (2.7558 - 2.7559)
69.999 - 70.000 (2.7559 - 2.7559)
70.000 - 70.001 (2.7559 - 2.7559)
70.001 - 70.002 (2.7559 - 2.7560)
70.002 - 70.003 (2.7560 - 2.7560)
70.003 - 70.004 (2.7560 - 2.7561)
70.004 - 70.005 (2.7561 - 2.7561)
70.005 - 70.006 (2.7561 - 2.7561)
70.006 - 70.007 (2.7561 - 2.7562)
70.007 - 70.008 (2.7562 - 2.7562)
70.008 - 70.009 (2.7562 - 2.7563)
70.009 - 70.010 (2.7563 - 2.7563)
70.010 - 70.011 (2.7563 - 2.7563)
70.011 - 70.012 (2.7563 - 2.7564)
70.012 - 70.013 (2.7564 - 2.7564)
70.013 - 70.014 (2.7564 - 2.7565)
70.014 - 70.015 (2.7565 - 2.7565)
70.015 - 70.016 (2.7565 - 2.7565)
70.016 - 70.017 (2.7565 - 2.7566)
Difference in inner diameter between cylinders Standard Less than 0.03 (0.0012)
PBIC0923E

SERVICE DATA AND SPECIFICATIONS (SDS)
EM-143
C
D
E
F
G
H
I
J
K
L
MA
EM
Revision: 2006 November2007 350Z
PISTON, PISTON RING AND PISTON PIN
Available Piston
Unit: mm (in)
Piston Ring
Unit: mm (in)
Piston Pin
Unit: mm (in) Items Standard Oversize (Service) [0.20 (0.008)]
“a” dimension38.8 (1.528)
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
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 0.040 - 0.080 (0.0016 - 0.0031) 0.11 (0.0043)
2nd 0.030 - 0.070 (0.0012 - 0.0028) 0.10 (0.004)
Oil ring 0.055 - 0.155 (0.0022 - 0.0061) —
End gapTop 0.23 - 0.33 (0.0091 - 0.0130) 0.42 (0.0165)
2nd 0.33 - 0.48 (0.0130 - 0.0189) 0.57 (0.0224)
Oil (rail ring) 0.17 - 0.47 (0.0067 - 0.0185) 0.63 (0.0248)
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)

EM-144
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 November2007 350Z
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 (0.0120)
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) 57.000 - 57.013 (2.2441 - 2.2446) —
Side clearance 0.20 - 0.35 (0.0080 - 0.0138) 0.40 (0.0160)

SERVICE DATA AND SPECIFICATIONS (SDS)
EM-145
C
D
E
F
G
H
I
J
K
L
MA
EM
Revision: 2006 November2007 350Z
CRANKSHAFT
Unit: mm (in)
Main 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. 764.975 - 64.974 (2.5581 - 2.5580)
64.974 - 64.973 (2.5580 - 2.5580)
64.973 - 64.972 (2.5580 - 2.5579)
64.972 - 64.971 (2.5579 - 2.5579)
64.971 - 64.970 (2.5579 - 2.5579)
64.970 - 64.969 (2.5579 - 2.5578)
64.969 - 64.968 (2.5578 - 2.5578)
64.968 - 64.967 (2.5578 - 2.5578)
64.967 - 64.966 (2.5578 - 2.5577)
64.966 - 64.965 (2.5577 - 2.5577)
64.965 - 64.964 (2.5577 - 2.5576)
64.964 - 64.963 (2.5576 - 2.5576)
64.963 - 64.962 (2.5576 - 2.5576)
64.962 - 64.961 (2.5576 - 2.5575)
64.961 - 64.960 (2.5575 - 2.5575)
64.960 - 64.959 (2.5575 - 2.5574)
64.959 - 64.958 (2.5574 - 2.5574)
64.958 - 64.957 (2.5574 - 2.5574)
64.957 - 64.956 (2.5574 - 2.5573)
64.956 - 64.955 (2.5573 - 2.5573)
64.955 - 64.954 (2.5573 - 2.5572)
64.954 - 64.953 (2.5572 - 2.5572)
64.953 - 64.952 (2.5572 - 2.5572)
64.952 - 64.951 (2.5572 - 2.5571)
Pin journal diameter. “Dp” StandardGrade 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)
SEM645SBIA0535E

EM-146
SERVICE DATA AND SPECIFICATIONS (SDS)
Revision: 2006 November2007 350Z
*: Total indicator reading
MAIN BEARING
Undersize
Unit: mm (in) Center distance “r”40.66 - 40.74 (1.6008 - 1.6039)
Out-of-round (Difference between “X” and “Y”)
Limit0.0025 (0.0001)
Taper (Difference between “A” and “B”) 0.0025 (0.0001)
Crankshaft runout (TIR*)Standard Less than 0.05 (0.0020)
Limit 0.10 (0.004)
Crankshaft end playStandard 0.10 - 0.25 (0.0040 - 0.0098)
Limit 0.30 (0.0120)
Grade number UPR/LWR Thickness mm (in) Width mm (in) Identification color Remarks
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
01UPR 2.503 - 2.506 (0.0985 - 0.0987) Brown
Grade is different
for upper and lower
bearings. LWR 2.500 - 2.503 (0.0984 - 0.0985) Black
12UPR 2.506 - 2.509 (0.0987 - 0.0988) Green
LWR 2.503 - 2.506 (0.0985 - 0.0987) Brown
23UPR 2.509 - 2.512 (0.0988 - 0.0989) Yellow
LWR 2.506 - 2.509 (0.0987 - 0.0988) Green
34UPR 2.512 - 2.515 (0.0989 - 0.0990) Blue
LWR 2.509 - 2.512 (0.0988 - 0.0989) Yellow
45UPR 2.515 - 2.518 (0.0990 - 0.0991) Pink
LWR 2.512 - 2.515 (0.0989 - 0.0990) Blue
56UPR 2.518 - 2.521 (0.0991 - 0.0993) Purple
LWR 2.515 - 2.518 (0.0990 - 0.0991) Pink
67UPR 2.521 - 2.524 (0.0993 - 0.0994) White
LWR 2.518 - 2.521 (0.0991 - 0.0993) Purple
PBIC2969E
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.