Lotus Esprit Series User Manual

TECHNICAL DAVA
Page 8
PISTON AND LINER (cont.)
Piston - Identification
.- Length
- Compression height
- Rings - Cornpression
- Oil Control
- Diometer - Grade 'A'
- Grade 'B'
- Gudgeon pin bore offset
Piston clearance in cylinder liner
Piston ring gap - Top
- Second
- Scraper (rails)
Flat top
- 9.5: 1 European
Dished top - 8.4: 1 Federol
75.260 mm (2.963 in)
40.919/41.021 mm (1.611/1~615 in)
2
1
95.1662/95.1789 mm (3.7357/3.7472 in)
95.1789/95.1916 mm (3.7472/3.7477 in)
1.524
mm (.Or5 in) towards thrust face
.0965/. 1219 mm (.0038/.0048 in)
.381/.508 mm (.015/.020 in)
.483/.609 mm (.019/.024 in)
.381/1.143 mm 1.015/.065 in!
rermlssible welght variation between pistons 3 grammes.
Piston
ring to groove clearance
. .. . .. .~?...
- Compression
.0381/. 0889 mm (.0015/.0035 in)
- L? -
- Oil Control
.0381/.0635 mm (.0015/.0025 in)
* Measured at grade diameter
?is:cn g:~de dloiiietei iri
15.6876 mm i.594 in) up from sikirt edge
Cylinder liner
- Type
Slip
- fit, wet
- Material Cast iron
- Internal diameter:
- Grade 'A'
95.2754/95.2881 mm (3.7510/3.7515 in)
- Grade 'B1
95.2881/95.3008 mm (3.751 5/3.7520 in)
-Fittedheightabove .0762/.127mm(.003-0.005in)
Block (liner nip)
- Permissible variation between
adjacent liners
.0254 mm (.001 in)
LUBRICATION SYSTEM
Oil pressure under normal operating condition (Hot)
a)
Not below
5 lbs/sq in (0.35 kg cm sq) at idle speed
b) Notbelow351bs/sqin(2.46kgcmsq)at3.500R.P.M.
ESPRIT
issue.aa178

Lotus Esprit Series Specifications

General

Brand	Lotus
Model	Esprit Series
Category	Automobile
Language	English