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70019401960 Specifications
Section
0 General
E
A
c B
132410
Dime ns io n s 7401760 780 944 /964 945/965
mm in mm in mm in mm in
A. Wheelbase .............................. . ...... . 2770 109 2770 109 2770
109 2770 109
B. Overall
length ................................... . 4785 188.4 4794
189 4871 191.8 4844 190.7
C. Overall width .................................... .
1760
69.3
1770 69.7
1750 68.9 1750 68.9
D. Track,
front ..................................... . 14701
) 57.9 1470 57.9 1471 57.9 1471 57.9
rear
................. ..................... . 14602
) 57.5 14602
) 57.5 1460 57.5 1460 57.5
E
. Overall height3
) ...... .........................•.•. 1410 55.5 1400 55.1 1410 55.5 1440 56.7
1) _ Dec. 1984: wheelbase = 1460 mm. 2) 760/960 4-door, 780 1988-Track
rear 1520 mm 59.9 in 3) Depending on type of tyre.
Weight 740
760 780
Approximate weight of car without occupants, fuWfuel tank 1270-1460 kg 1330-1500 kg 1500 kg
(2798-3120Ib) (2930-33051b) (3305 Ib)
944 945 964 965
1327-1463 1363-1496 1484-1576 1438-1527
,-(2924-3223Ib) (3003-3296Ib) (3270-3472lb) (3168-3364Ib)
The weight varies depending on variant and equipment
Fuel tank .................................... .
760/780 -1987,740, standard, 944/945/965 ........... .
increased-capacity
............... .
760 4 -door ., 780 1988-, 964
Litres
60
82
80
US. gal
15.8
21.6
21.1
5
I
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70019401960 Specifications
Section
2 B 28 Engine
V alve s yste m
Valve clearance
Inlet valves, cold engine ................................. .... .
warm engine ...
................................. :
Exhaust valves, cold engine ..... ................ ............. .
warm engine
................................. .
V alves (sizes in mm)
0.10-0.15 mm
0.15-0.20 mm
0 .25-0.30 mm
0.30-0.35 mm
0 .004-0.006 in
0.006-0.008 in
0.010-0.012 in
0.012-0.014 in
7,975-7,990 7,965-7,980
44
Valve seats
Seat for inlet
valve Inlet
valve
Venturi seat: 15° and 60° angles can be
used to reduce seat width.
Exhaust valve
,
I:i~~' 13 0021
Seat for exhaust valve
When replacing valve seats: the interference between the valve seat and its bore in' the cylinder head shall be 0 .070-0.134 mm (0.0028-0.0053 in), i.e. valve seat diameter must be 0.070-0.134 mm greater than the diameter of the bore in the cylinder head.
Valve seats are available in three oversizes .
Valve guide s
Inner diameter ................. ............................. .
Press -in measurement to cylinder head contact surface against
block:
inlet
............................................... ...... .
exhaust ..
............... ................................. .
Clearance in cylinder head ............. ...................... .
8 .000-8.022 mm
39.5-40.5 mm
36.9-37.9 mm
0.052-0.095 mm
0 .3149-0.3158 in
1.5551-1 .5944 in
1.4527-1.4921 in
0.0020-0. 0037 in
129851
71
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Cylinder block
Bore
Standard (marked C)
........................... ....... mm (in)
(marked
D) ........... ....................... mm (in)
(marked
E) .................................. mm (in)
(marked
G) ................... . .............. mm (in)
Rebore if wear exceeds 0.1 mm and oil consumption is abnormally high.
Pistons
Piston diameter
Diameter to be measured at right
angles to gudgeon pin and
16 mm from bottom of piston.
Standard (marked C)
.................................. mm (in)
(marked
D): ................................ . mm (in)
(marked
E) .. , ........................ ....... mm (in)
(marked
G) ............ ...................... mm (in)
Piston weight
.......................................... g (oz)
Max weight difference between pistons in same engine
......... g
Piston rings
Axial clearance in piston groove ............................ mm
in
Ring gap (measured in cylinder, bore 83.00 mm) ............. mm ? in
Gudgeon (P iston ) pins
Fit in connecting rod ......................................... .
in piston
................................................ .
Valve system
Hydraulic
Valves
Length inlet ...... .................................... mm (in)
exhaust
.............. ......................... mm (in)
Matching surface
angle .................................. .... 0
Edge height, new valve ................................ mm (in)
min after machining .
...................... mm (in)
Max machining of
valve stem ................ ........... mm (in)
Valve Seats
Diameter standard .................................... mm (in)
oversize
.... ................................ mm (in)
Matching surface
angle .......................... ............ 0
Reduction angle, upper ...................................... 0
lower ................. ....... .............. 0
Width ...................................... ... ...... mm (in)
70019401960 Specifications
Section 2 B 6304 Engine
83.00-83.01
83.01-83 .02
83.02-83.03
83.04-83.05
82.98--82.99
82.99--83.00
83.00-83.01
83.02 -83.03
350
± 5
10
(3.2677-3 .2681 )
(3.2681-3.2685)
(3.2685-3 .2689)
(3.2693-3.2697)
(3.2669--3.26 7
3)
(3.2673-3.2677)
(3.2677-3.
2681 )
(3.2685-3.2689)
(12.5 ±
0.2)
(0.4)
Upper
camp. rings
0.05-0.085
0.0020-0.0033
0.2-0.4
0.008--0.016
Lower
camp. rings
0.03-0.065
0.0012-0.0026
0.2-0.4
0.008--0.016
Oil scraper
ring s
0.02-0.055
0.0008 -0.0022
0.25-0.5
0.009--0 .020
Light thumb pressure (close running fit)
Thumb pressure (push fit)
104.05±0.18
103.30±0.18
45.5
1.5
1.2
0 .4 (4
.
096±0.007)
(4.067±0. 007)
(0.059)
(0.047)
(0.016)
inl et exhaust
32.61 (1.284) 28.61 (1.126)
33.11
(1.304) 29 .11 (1.146)
45.25 45.25
20.25 15.25
60.25 60.25
1.4-1.8 (0.055-0.071) 1.8--2.2 (0.071-0.087)
99
Itl
It
Itl
.... 1 '11 Itl ... Itl