Nissan Repair: Torque Specs, pulley bolt, nissan urvan


Question
Hi I have a 83-85 Nissan Urvan Z24 motor. I am putting the cylinder head in and am after the torque specs. Any help much appreciated.

Answer
Karen,

From the site motorpowerinc.com the following are the specifications.

Z24 2389 cc

BORE
STROKE
FIRING
MAIN
ROD


 
ORDER
JOURNAL
JOURNAL

3.5040
3.7800
1-3-4-2
2.1636
1.9675

SPARK PLUG
SPARK PLUG
DISTRIBUTOR
IGN.TIMING
OIL CAPACITY

TYPE
GAP
GAP
IDLE SPEED
WITH FILTER

B4ES
.028-.031
.018-.022
12 deg.BTDC/650
3.2 U.S.qts.


 
TORQUE VALUES
 
 

LOCATION
FT. LB.
 
LOCATION
FT. LB.

Main brg.caps
33-40
 
Oil pan drain plug
14-29

Rod brg. caps
33-40
 
Oil pump bolt
8-11

Cyl. head bolts
54-61
 
Rocker arm nut
12-17

Cam sprocket bolt
87-116
 
Rckr.shaft brckt.bolt
11-18

Crank pulley bolt
87-116
 
Side cover bolt
 

Flywheel bolt
65-80
 
Spark plug
13-17

Flywheel housing
65-80
 
Water outlet bolt
 

Manifold bolt & nut
10-13
 
Water pump bolt
M6(3-7) M8(7-12)

Oil pan bolt
2.9-4.3
 
Wtr.pmp.pulley bolt
 


 
PISTON
 
 

Diameter
3.5026-3.5029
 
Cyl.bore clearance
.0010-.0018

Pin diameter
.8265-.8267
 
 
 


 
RINGS
 
 

Ring gap-Top
.0098-.0157
 
Side clearance-Top
.0016-.0029

Ring gap-2nd
.0059-.0118
 
Side clearance-2nd
.0012-.0025

Ring gap-Oil
.0118-.0354
 
 
 


 
CRANKSHAFT
 
 

Main journal dia.
2.1631-2.1636
 
Rod journal dia.
1.9670-1.9675

Main run clearance
.0008-.0024
 
Rod run clearance
.0005-.0021

End play
.0020-.0071
 
 
 


 
CAMSHAFT
 
 

Front journal dia.
1.2967-1.2974
 
End play
0.008


 
VALVES
 
 

Intake length
4.8858-4.8976
 
Exhaust length
4.9252-4.9370

Intake stem dia.
.3136-.3142
 
Exhaust stem dia.
.3128-.3134

Intake head dia.
1.654
 
Exhaust head dia.
1.5

Intake face angle
45 deg. 30 sec.
 
Exhaust face angle
45 deg. 30 sec.

Intake clearance
.012 hot
 
Exhaust clearance
.012 hot