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AEM236
VALVE SEATNJEM0031S05Unit: mm (in)
SEM573DASEM685G
Dia. QG15DE QG18DE
A 26.8 - 27.0 (1.055 - 1.063) 27.8 - 28.0 (1.094 - 1.102)
B 28.5 - 28.7 (1.122 - 1.130) 29.5 - 29.7 (1.161 - 1.169)
C 30.2 - 30.4 (1.189 - 1.197) 31.9 - 32.1 (1.256 - 1.264)
D 30.500 - 30.516 (1.2008 - 1.2014) 31.500 - 31.516 (1.2402 - 1.2408)
E 23.5 - 23.7 (0.925 - 0.933) 24.5 - 24.7 (0.9646 - 0.9724)
F 25.2 - 25.4 (0.992 - 1.000) 26.2 - 26.4 (1.031 - 1.039)
G 25.500 - 25.516 (1.0039 - 1.0046) 26.500 - 26.516 (1.043 - 1.0439)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve (Cont'd)
EM-70
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VALVE SEAT RESURFACE LIMITNJEM0031S08Unit: mm (in)
AEM343
Depth (L)Intake 35.95 - 36.55 (1.4154 - 1.4390)
Exhaust 35.92 - 36.52 (1.4142 - 1.4378)
Camshaft and Camshaft BearingNJEM0032Unit: mm (in)
Engine modelQG
Cam height ªAºIntake 40.610 - 40.800 (1.5988 - 1.6063)
Exhaust 40.056 - 40.246 (1.5770 - 1.5845)
Cam wear limit0.20 (0.0079)
EM671
Standard Limit
Camshaft journal to bearing clearance 0.045 - 0.086 (0.0018 - 0.0034) 0.15 (0.0059)
Inner diameter of camshaft bearingNo. 1 28.000 - 28.021 (1.1024 - 1.1032)
Ð
No. 2 to No. 5 24.000 - 24.021 (0.9449 - 0.9457)
Outer diameter of camshaft journalNo. 1 27.935 - 27.955 (1.0998 - 1.1006)
Ð
No. 2 to No. 5 23.935 - 23.955 (0.9423 - 0.9431)
Camshaft runout [TIR*] Less than 0.02 (0.0008) 0.1 (0.004)
Camshaft end play 0.115 - 0.188 (0.0045 - 0.0074) 0.20 (0.0079)
*Total indicator reading
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Valve (Cont'd)
EM-71
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Cylinder BlockNJEM0033Unit: mm (in)
SEM171D
QG15DE QG18DE
Limit
Standard
Surface flatness Less than 0.03 (0.0012) 0.1 (0.004)
Height ªHº (nominal) 213.95 - 214.05 (8.4232 - 8.4271) Ð
Cylinder bore
inner diameterStandardGrade No. 1 73.600 - 73.610 (2.8976 - 2.8976) 80.000 - 80.010 (3.1496 - 3.1500)
0.2 (0.008) Grade No. 2 73.610 - 73.620 (2.8980 - 2.8984) 80.010 - 80.020 (3.1500 - 3.1504)
Grade No. 3 73.620 - 73.630 (2.8984 - 2.8988) 80.020 - 80.030 (3.1504 - 3.1508)
Out-of-round (X þ Y) Less than 0.015 (0.0006) Ð
Taper (A þ B) Less than 0.01 (0.0004) Ð
Difference in inner diameter between cylinders 0.05 (0.0020) 0.2 (0.008)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Cylinder Block
EM-72
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Piston, Piston Ring and Piston Pin=NJEM0034PISTONNJEM0034S01Unit: mm (in)
SEM882E
QG15DE QG18DE
Piston skirt
diameter ªAºStandardGrade No. 1 73.575 - 73.585 (2.8966 - 2.8970) 79.965 - 79.975 (3.1482 - 3.1486)
Grade No. 2 73.585 - 73.595 (2.8970 - 2.8974) 79.975 - 79.985 (3.1486 - 3.1490)
Grade No. 3 73.595 - 73.605 (2.8974 - 2.8978) 79.985 - 79.995 (3.1490 - 3.1494)
0.5 (0.002) oversize (service) 74.075 - 74.105 (2.9163 - 2.9175) 80.215 - 80.245 (3.1581 - 3.1592)*1
1.0 (0.039) oversize (service) 74.575 - 74.605 (2.9360 - 2.9372) 80.465 - 80.495 (3.1679 - 3.1691)*2
ªaº dimension 43.6 (1.717) 42.3 (1.665)
Piston pin hole inner diameter 18.987 - 18.999 (0.7475 - 0.7080) 18.993 - 19.005 (0.7478 - 0.7482)
Piston to bore clearance 0.015 - 0.035 (0.0006 - 0.0014) 0.025 - 0.045 (0.0010 - 0.0018)
*1: 0.25 (0.0098) oversize (service)
*2: 0.5 (0.002) oversize (service)
PISTON RINGNJEM0034S02Unit: mm (in)
QG15DE QG18DE
Limit
Standard
Side clearanceTop 0.045 - 0.080 (0.0018 - 0.0031) 0.040 - 0.080 (0.0016 - 0.0031) 0.110 (0.0043)
2nd 0.030 - 0.070 (0.0012 - 0.0028) 0.100 (0.0039)
Oil 0.065 - 0.135 (0.0026 - 0.0053) 0.045 - 0.155 (0.0018 - 0.0061) Ð
End gapTop 0.20 - 0.30 (0.0079 - 0.0118) 0.53 (0.0209)
2nd 0.32 - 0.47 (0.0126 - 0.0185) 0.67 (0.0264)
Oil 0.20 - 0.60 (0.0079 - 0.0236) 0.95 (0.0374)
PISTON PINNJEM0034S03Unit: mm (in)
QG15DE QG18DE
Piston pin outer diameter 18.989 - 19.001 (0.7476 - 0.7481)
Piston pin to piston clearance þ0.004 to 0 (þ0.0002 to 0) 0.002 - 0.006 (0.0001 - 0.0002)
Piston pin to connecting rod bushing
clearanceStandard 0.005 - 0.017 (0.0002 - 0.0007)
Limit 0.023 (0.0009)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Piston, Piston Ring and Piston Pin
EM-73
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![NISSAN ALMERA N16 2001 Electronic Repair Manual Connecting RodNJEM0035Unit: mm (in)
Center distance140.45 - 140.55 (5.5295 - 5.5335)
Bend limit [per 100 (3.94)]0.15 (0.0059)
Torsion limit [per 100 (3.94)]0.3 (0.012)
Connecting rod bushing inner dia NISSAN ALMERA N16 2001 Electronic Repair Manual Connecting RodNJEM0035Unit: mm (in)
Center distance140.45 - 140.55 (5.5295 - 5.5335)
Bend limit [per 100 (3.94)]0.15 (0.0059)
Torsion limit [per 100 (3.94)]0.3 (0.012)
Connecting rod bushing inner dia](/manual-img/5/57351/w960_57351-151.png)
Connecting RodNJEM0035Unit: mm (in)
Center distance140.45 - 140.55 (5.5295 - 5.5335)
Bend limit [per 100 (3.94)]0.15 (0.0059)
Torsion limit [per 100 (3.94)]0.3 (0.012)
Connecting rod bushing inner diameter* (small end) 19.000 - 19.012 (0.7480 - 0.7485)
Connecting rod big end inner diameter 43.000 - 43.013 (1.6929 - 1.6934)
Side clearanceStandard 0.200 - 0.470 (0.0079 - 0.0185)
Limit 0.5 (0.020)
*After installing in connecting rod
CrankshaftNJEM0036Unit: mm (in)
Main journal dia. ªDmºGrade No. 0 49.956 - 49.964 (1.9668 - 1.9671)
Grade No. 1 49.948 - 49.956 (1.9665 - 1.9668)
Grade No. 2 49.940 - 49.948 (1.9661 - 1.9665)
Pin journal dia. ªDpºGrade No. 0 39.968 - 39.974 (1.5735 - 1.5738)
Grade No. 1 39.962 - 39.968 (1.5733 - 1.5735)
Grade No. 2 39.956 - 39.962 (1.5731 - 1.5733)
Center distance ªrº43.95 - 44.05 (1.7303 - 1.7342)
Out-of-round (X þ Y)Standard Less than 0.003 (0.0001)
Limit Less than 0.005 (0.0002)
Taper (A þ B)Standard Less than 0.004 (0.0002)
Limit Less than 0.005 (0.0002)
Runout [TIR*]Standard Less than 0.04 (0.0016)
Limit Less than 0.05 (0.0020)
Free end playStandard 0.060 - 0.260 (0.0024 - 0.0102)
Limit 0.3 (0.012)
*: Total indicator reading
Main BearingNJEM0037STANDARDNJEM0037S01
Grade No. Thickness ªTº mm (in) Identification color
0 1.826 - 1.830 (0.0719 - 0.0720) Black
1 1.830 - 1.834 (0.0720 - 0.0722) Red
2 1.834 - 1.838 (0.0722 - 0.0724) Green
3 1.838 - 1.842 (0.0724 - 0.0725) Yellow
4 1.842 - 1.846 (0.0725 - 0.0727) Blue
UNDERSIZENJEM0037S02Unit: mm (in)
Thickness ªTº
0.25 (0.0098) 1.960 - 1.964 (0.0772 - 0.0773)
0.50 (0.0197) 2.085 - 2.089 (0.0821 - 0.0822)
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Connecting Rod
EM-74
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Connecting Rod BearingNJEM0038STANDARD SIZENJEM0038S01Unit: mm (in)
Grade No. Thickness Identification color or number
0 1.503 - 1.506 (0.0592 - 0.0593) Ð
1 1.506 - 1.509 (0.0593 - 0.0594) Brown
2 1.509 - 1.512 (0.0594 - 0.0595) Green
UNDERSIZENJEM0038S02Unit: mm (in)
Grade No. Thickness Identification color or number
0.08 (0.0031) 1.542 - 1.546 (0.0607 - 0.0609) Ð
0.12 (0.0047) 1.562 - 1.566 (0.0615 - 0.0617) Ð
0.25 (0.0098) 1.627 - 1.631 (0.0641 - 0.0642) Ð
Bearing ClearanceNJEM0039Unit: mm (in)
Main bearing clearanceStandard 0.020 - 0.044 (0.0008 - 0.0017)
Limit 0.1 (0.004)
Connecting rod bearing clearanceStandard 0.014 - 0.039 (0.0006 - 0.0015)
Limit 0.1 (0.004)
Miscellaneous ComponentsNJEM0040Unit: mm (in)
Flywheel runout [TIR*]Less than 0.15 (0.0059)
Drive plate runout [TIR*]Less than 0.2 (0.008)
Camshaft sprocket runout [TIR*] Less than 0.15 (0.0059)
*: Total indicator reading
SERVICE DATA AND SPECIFICATIONS (SDS)QG
Connecting Rod Bearing
EM-75
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Special Service ToolsNJEM0049
Tool number
Tool nameDescription
ST0501S000
Engine stand assembly
1 ST05011000
Engine stand
2 ST05012000
Base
NT042
Disassembling and assembling
KV10106500
Engine stand shaft
NT028
KV11105900
Engine sub-attachment
NT799
KV10115900 has been replaced with
KV10106500.
KV10115600
Valve oil seal drift
NT603
Installing valve oil seal
Use side A.
Side A
a: 20 (0.79) dia.
b: 13 (0.51) dia.
c: 10.3 (0.406) dia.
d: 8 (0.31) dia.
e: 10.7 (0.421)
f: 5 (0.20)
Unit: mm (in)
KV10107902
Valve oil seal puller
1 KV10116100
Valve oil seal puller
adapter
NT605
Removing valve oil seal
KV11103000
Injection pump drive gear
puller
NT676
PREPARATIONYD
Special Service Tools
EM-77
Page 156 of 2493
Tool number
Tool nameDescription
KV101056S0
Ring gear stopper
1 KV10105630
Adapter
2 KV10105610
Plate
NT617
Preventing crankshaft from rotating
a: 3 (0.12)
b: 6.4 (0.252)
c: 2.8 (0.110)
d: 6.6 (0.260)
e: 107 (4.21)
f: 14 (0.55)
g: 20 (0.79)
h: 14 (0.55) dia.
Unit: mm (in)
KV101151S0
Lifter stopper set
1 KV10115110
Camshaft pliers
2 KV10115120
Lifter stopper
NT041
Changing shims
ST16610001
Pilot bushing puller
NT045
Removing crankshaft pilot bushing
KV101111 0 0
Seal cutter
NT046
Removing steel oil pan and rear timing chain
case
WS39930000
Tube presser
NT052
Pressing the tube of liquid gasket
KV10112100
Angle wrench
NT014
Tightening bolts for bearing cap, cylinder
head, etc.
KV10109300
Pulley holder
NT628
a: 68 mm (2.68 in)
b: 8 mm (0.31 in) dia.
PREPARATIONYD
Special Service Tools (Cont'd)
EM-78