Sunbeam ALPINE I SERIES: APLINE II SERIES, Руководство по ремонту, Страница: 11 / 413

7th re-Issue
Page 10
WSM.124
General Data
ENGINE-GENERAL
No. of cylinders
Bore size (nominal)
4
3·11 In. (19 mm.) Ser. I Alpine, Series Ill Rapier
3·21 In. (81 ·5 mm.) Ser. II, Ill, IV Alpine, Series IIIA, IV Rapier.
"A"
grade
Is
standard, but
subject to
grading
as
Indicated below. Individual
bores
In any production
engine
may
conform to any of
these
grades
(I.e., bores
In any
one
cylinder block may not conform to
one
grade).
Grade (stamped
on two machined
bosses
at each end of the cylinder block just below cylinder head
gasket).
SERIES I ALPINE, SERIES Ill RAPIER SERIES II. Ill, IV ALPINE. SERIES IIIA. IV RAPIER
A. 3-1102 in./3-1106. In. (18·999/7HJ09 mm)
A. 3·2102 ln./3·2106 in. (81 ·539/81 ·549 mm)
B. 3·1106 ln./3·1110 in. (19·009/79·019 mm) B. 3·2106 ln./3·2110 In. (81 ·549/81 ·559 mm)
C. 3·1110 ln./3·1114 In. (19·019/79.()29 mm) C. 3·2110 ln./3·2114 In. (81 ·559/81
·569
mm)
D. 3·1114 ln./3-1118 In. (19.()29/79·040 mm) D. 3·2114 ln./3·2118 In. (81 ·569/81 ·580 mm)
Stroke ... 3·00 In. (16·2 mm).
Capacity (Series I Alpine, Serles Ill Rapier) ... 91 ·2 cu. Ins.
(1494 c.c.)
Capacity (Serles II, Ill, IV Alpine, Serles IIIA, IV Rapier) 97 ·1 cu. Ins. (1592 c.c.)
Compression: ratio-Serles I Al pine Series Ill
Rapier ... 9·2:1
-Serles II, Ill Alpine, Serles
IIIA, IV Rapier
pressure-Serles I Alpine, Series Ill
Rapier ...
9·1 :1 (8·4:1 is available in certain export territories)
-Series II, Ill, IV Alpine, Serles
IIIA, IV Rapier (9·1 :1)
-Serles II, Ill, IV Alpine, Serles
IIIA, IV Rapier (8·4:1)
Identification
PERFORMANCE
8.H.P. 8.H.P.
ross
nett
Alpine I 3-5 78
Alpine II 85-5
80
Alpl"' Ill
!"
') Zffll<h
87-7 82
Alpine Ill GT) Zenith 80·2 7S
Alpine Ill Std) Solex
86
80-S
Alpine Ill GT) Solex 82-5
77
Rapier Ill
78 73
Rapier IIIA 80 7S
Rapier IV M 78-S
ROAD SPEED/ENGINE SPEED
Road speed at 1,000 en1ine r.p.m.
170/180 lbs. per sq. In. (average) (11 ·9/12:6 kg. cm.11)
185/195 lbs. sq. In. (average) (13/13·7 kg. cm. 1)
160/170 lbs. sq. in. (average) (11·2/11·9 kg. cm.2)
Letter in engine number on cylinder back-H=Hlgh;
L=Low.
Developed
at R.P.M.
5300
5000
5200
sooo
5000
5000
5-400
5100
5000
Max.T
�
Lbs. ft. .m.
89-5 I ·4
94 12·9
93 12·8
92 12·7
93·-4
12·9
91 12·5
83 1 l·S
88·2 12-2
91 12-S
Max. 8.M.E.P.
Lbs. sq. in. kg. cm•
148 10.4
146 10·3
144 10·1
143 10·0
14S 10·1
1-43 10·0
137
9·6
137 9·6
1-41
9·9
Developed
at R.P.M.
3-400/3800
3800
3600
3600
3S00
3S00
3S00
3900
3500
O/DTOP TOP O/D THIRD THIRD SECOND FIRST REVERSE
Alpine (std) 3.89 : 1 17.3mph
12.4mph 8.0mph 5.1mph 4.0mph
axle ratio (27.8kph) (19.7kph) (12.8kph) (8.1kph) (6.4kph)
Alpine (0/d) 4.22 : 1 19.8mph 15.9mph 14.2mph 11.4mph 7.4mph 4.8mph 3.7mph
axle ratio (31.8kph) (25.Skph) (22.8kph) (18.3kph) (11.9kph) (l.7kph) (5.9kph)