1987 SUZUKI GRAND VITARA Service Repair Manual

22-2. SERVICE DATA
ENGINE
ItemStandardService Limit
12.0 kg/cm2 (170.0 psi)/400r/m in (rpm)
1 .O kg/cm2 (14.2 psi)/400 r/n
(m-d
14.0 kg/cm2 (199.0 psi)/400 r/min (rpm)
Difference betweencylinders
Cold
(When cooi-ant temper-ature is 15- 25T or59 - 77OF)
Hot
(When cool-ant temper-ature IS 60-68T or 140-154OFJ
Valve lash
(clearance)
Inlet
Exhaust
Inlet
Exhaust
0.13-0.17mm(0.0051 - 0.0067 in.)
0.16 -0.20mm(0.0063 - 0.0079 in.)
0.23 -0.27mm(0.009 - 0.011 in.)
0.26%0.30mm (0.0102-0.0118in.)
/0.05 mm(0.002 in.)Flatness of gasketed surface
Flatness of manifoldInlet
seatExhaust
SeatingInlet
Valve seat widthExhaust
Seating angle
1.3- 1.5 mm(0.0512 - 0.0590 in.)
1.3- 1.5mm(0.0512 - 0.0590 in.)
45O
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 clearance0.050 - 0.091 mm (0.0020 - 0.0036 in.)0.15 mm(0.0059 in.)
0.75 mm(0.0295 in.)Camshaft thrust clearance
1 Inlet37.500 mm(1.4763 in.)37.400 mm(1.4724 in.)Cam heightI
(Base circle + lift) Exhaust37.500 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 runout0.10 mm(0.0039 in.)
Inlet6.965-6.980mm(0.2742-0.2748in.)Valve stem diameterExhaust6.950-6.965mm(0.2737-0.2742in.)
Valve guide I.D.7.000 - 7.015 mm (0.2756 - 0.2761 in.)
w.015 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 peripherymw (0.039 in.)
0.6 mm(0.0236 in.)
0.7 mm(0.0275 in.)
Contact width ofInlet1.3- 1.5mm(0.0512 - 0.0590 in.)
valve and valve seatExhaust1.3- 1.5 mm(0.0512- 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.)
COMPRESSIONPRESSURE
22-4

22-5

22-6

22-7

22-8

22-9