CITROËN GSA Repair Manual page 32

OPERATION No.GX. 100.00 :
Characteristics and special features of the engine.
Op. GX. 100-00 9
I I I I I I
t
Angle
I
Head diameter
(") (mm)
t
Stem diameter
(mm)
t
Length
(mm)
t
1130 cc 120 39 97.4
Inlet * -0.005
1300
-
cc 90 38 0.02 94.6
1130 cc 34 96.3
Exhaust 90 8.5 -0.021
1300
-
cc 35.7 0.036 93.8
Fig. 1
: 1130 cc engine -
Fig.
2 : 1300 cc engine
- Valve springs :
Single spring : identical for inlet and exhaust
Length under load Load
(mm) (kg)
32 25.4 f. 2.5
Length under load
(mm1
24
Load
(kg)
59.6 f 2
Direction
of winding
Left-hand
- Valve seats :
Width of contact surface :
-Inlet: .._.._..._._._.._._.._._. 1 to1.4mm
-Exhaust: .._._..._._.._._... :1.4to1.8mm
- Valve guides :
Valve guide bore :
-Inlet: .._._._..._......_._._.. 8+'.03 mm
+
0.005
-Exhaust: .._....._._._.._._ 8.5+".o'5mm
+0.01
Valve timing :
a) Camshaft identification :
G 1 l/631 ( 1130 ) engine: no mark
G 131625 ( 1300) engine:
-right: ..........................................
A 58 E 60
-left: ............................................ A57 E59
- G 1 3/646 ( 1300 ) EC0 : 2 circular grooves at x a >> ( Fig. 4 )
- Camshaft end-float f non-adjustable/ : .0.05 to 0.15 mm
. . 877-1 (I/