Suzuki Samurai 1986, Service Manual

Page: 474 / 482

22-2. SERVICE DATA
ENGINE
Item Standard
Service Limit
12.0 (170.0 psi)/400
r/m in
1 .O (14.2 psi)/400 r/n
14.0 (199.0 psi)/400 (rpm)
Difference between
cylinders
Cold
(When
ant temper-
ature is 15
or
59
H o t
(When cool-
ant temper-
ature
or 140
Valve lash
(clearance)
Inlet
Exhaust
Inlet
Exhaust
0.17 m m (0.0051 0.0067 in.)
0.16 0.20 m m (0.0063 0.0079 in.)
0.23 0.27 mm
(0.009 0.011 in.)
0.05 mm (0.002 in.) Flatness of surface
Flatness of manifold
Inlet
seat
Exhaust
Seating
Inlet
Valve seat width
Exhaust
Seating angle
1.5 mm (0.0512 0.0590 in.)
(0.0512 0.0590 in.)
0.1 mm (0.004 in.)
0.1 mm (0.004 in.)
Valve guide hole diameter (In Ex)
12.030 12.048 mm
(over size)
(0.4736 0.4743 in.)
Camshaft/Journal clearance 0.050 0.091 mm (0.0020 0.0036 in.) 0.15 mm (0.0059 in.)
0.75 mm (0.0295 in.) Camshaft thrust clearance
Inlet 37.500 mm
(1.4763 in.) 37.400 mm
(1.4724 in.)
Cam height
(Base lift)
E x h a u s t 37.500 mm (1.4763 in.)
Fuel pump cam 40.000 mm (1.5748 in.)
37.400 mm (1.4724 in.)
39.600 mm (1.5590 in.)
Camshaft 0.10 mm (0.0039 in.)
Inlet 6.965 6.980 mm (0.2742 0.2748 in.)
Valve stem diameter
Exhaust 6.950
6.965 m m (0.2737 0.2742 in.)
Valve guide I.D.
7.000 7.015 mm (0.2756 0.2761 in.)
mm (0.2756 0.2761 in.)
Valve guide-to-valve
stem clearance
0.07 mm (0.0027 in.)
0.09 mm (0.0035 in.)
Thickness of valve
(0.039 in.)
head periphery
( 0 . 0 3 9 i n . )
0.6 mm (0.0236 in.)
0.7 mm (0.0275 in.)
Contact width of
Inlet
(0.0512 0.0590 in.)
valve and valve seat
Exhaust
1.5 mm 0.0590 in.)
48.1 mm (1.8937 in.)
Valve spring
free length
Inlet
Exhaust
49.3 mm (1.9409 in.)
49.3 mm
(1.9409 in.) 48.1 mm (1.8937 in.)
Valve spring
preload
fitting length 41.5 mm (1.63 in.)
fitting length 41.5 mm (1.63 in.)
22.8 kg (50.2 lb) for fitting
length 41.5 mm (1.63 in.)
22.8 kg (50.2 lb) for fitting
length 41.5 mm (1.63 in.)
COMPRESSION
PRESSURE
22-4