1998 NISSAN PICK-UP Repair Manual

Piston ring
Unit: mm (in)
Standard Limit
Side clearance
Top0.06 - 0.10
(0.0024 - 0.0039)0.50 (0.0197)
2nd0.04 - 0.08
(0.0016 - 0.0031)0.30 (0.0118)
Oil0.02 - 0.06
(0.0008 - 0.0024)0.15 (0.0059)
Ring gap
Top0.30 - 0.45
(0.0118 - 0.0177)
1.5 (0.059) 2ndQD & TD270.50 - 0.65
(0.0197 - 0.0256)
TD250.20 - 0.35
(0.0079 - 0.0138)
Oil
(rail ring)QD & TD270.30 - 0.50
(0.0118 - 0.0197)
TD250.15 - 0.35
(0.0059 - 0.0138)
Piston pin
Unit: mm (in)
Piston pin outer diameter29.993 - 30.000
(1.1808 - 1.1811)
Piston pin to piston clearance
Standard þ0.003 to 0.012 (þ0.0001 to 0.0005)
Limit 0.10 (0.0039)
Piston pin to connecting rod
clearance
Standard 0.025 - 0.045 (0.0010 - 0.0018)
Limit 0.15 (0.0059)
CONNECTING ROD
Unit: mm (in)
Center distance156.975 - 157.025
(6.1801 - 6.1821)
Bend, torsion
[per 100 (3.94)]
Limit 0.075 (0.0030)
Piston pin bore dia.30.025 - 30.038
(1.1821 - 1.1826)
Side clearance
Standard 0.10 - 0.22 (0.0039 - 0.0087)
Limit 0.22 (0.0087)
SERVICE DATA AND SPECIFICATIONS (SDS)TD
Inspection and Adjustment (Cont'd)
EM-104

CRANKSHAFT
Unit: mm (in)
SEM100A
Journal diameter ``A''70.907 - 70.920
(2.7916 - 2.7921)
Pin diameter ``B''56.913 - 56.926
(2.2407 - 2.2412)
Center distance ``S''
46.00 (1.8110)
EM715
Taper of journal and pin ``A þ B''
Standard 0.01 (0.0004)
Limit 0.02 (0.0008)
Out-of-round of journal and pin
``X þ Y''
Standard 0.01 (0.0004)
Limit 0.02 (0.0008)
Crankshaft bend
Standard 0 - 0.03 (0 - 0.0012)
Limit 0.10 (0.0039)
Crankshaft end play
Standard 0.055 - 0.14 (0.0022 - 0.0055)
Limit 0.40 (0.0157)
AVAILABLE MAIN BEARING
Bearing clearance
Unit: mm (in)
Main bearing clearance
Standard 0.035 - 0.087 (0.0014 - 0.0034)
Limit 0.15 (0.0059)
Connecting rod bearing clearance
Standard 0.035 - 0.081 (0.0014 - 0.0032)
Limit 0.15 (0.0059)
Main bearing undersize
Unit: mm (in)
Crank journal diameter
Standard70.907 - 70.920
(2.7916 - 2.7921)
Undersize
0.25 (0.0098)70.657 - 70.670
(2.7818 - 2.7823)
0.50 (0.0197)70.407 - 70.420
(2.7719 - 2.7724)
0.75 (0.0295)70.157 - 70.170
(2.7621 - 2.7626)
1.00 (0.0394)69.907 - 69.920
(2.7522 - 2.7528)
AVAILABLE CONNECTING ROD BEARING
Connecting rod bearing undersize
Unit: mm (in)
Crank pin journal diameter
Standard56.913 - 56.926
(2.2407 - 2.2412)
Undersize
0.25 (0.0098)56.663 - 56.676
(2.2308 - 2.2313)
0.50 (0.0197)56.413 - 56.676
(2.2210 - 2.2313)
0.75 (0.0295)56.163 - 56.176
(2.2111 - 2.2116)
1.00 (0.0394)55.913 - 55.926
(2.2013 - 2.2018)
SERVICE DATA AND SPECIFICATIONS (SDS)TD
Inspection and Adjustment (Cont'd)
EM-105

AVAILABLE THRUST WASHER
Thrust washer undersize
Unit: mm (in)
Thrust washer thickness
Standard
Stamped mark A 2.275 - 2.325 (0.0896 - 0.0915)
B 2.300 - 2.350 (0.0906 - 0.0925)
C 2.325 - 2.375 (0.0915 - 0.0935)
Oversize
0.20 (0.0079) 2.475 - 2.525 (0.0974 - 0.0994)
0.40 (0.0157) 2.675 - 2.725 (0.1053 - 0.1073)
MISCELLANEOUS COMPONENTS
Unit: mm (in)
Gear train
Backlash of each gear 0.07 - 0.11 (0.0028 - 0.0043)
Limit 0.20 (0.0079)
Flywheel
Runout (Total indicator read-
ing)Less than 0.15 (0.0059)
Front plate
Warpage limit 0.2 (0.008)
SERVICE DATA AND SPECIFICATIONS (SDS)TD
Inspection and Adjustment (Cont'd)
EM-106