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3.1. Petrol engines

The petrol engine (8 valves) in a section


The engine is four-cycle, four-cylinder, line with a cross arrangement in a forward part of the car. Engines with a working volume of 1905 cm3 and 1998 cm3 of 16 valves have two top camshafts. On all models the water pump puts a gear belt of the drive of system of gas distribution in action.

Lubricant – under pressure created by the oil pump which is given by a chain from the right end of a bent shaft. On models with 16 valves there is an oil heater which is installed under an oil filter.

The code of the engine is beaten out on the plate attached to the right forward part of the block of cylinders of the engine, on the engine with a working volume of 1761 cm3 is beaten out directly on the face of the block of cylinders, and on the cm3 engine 1998 – to the left of an oil filter.

Codes of engines

Cm3 engine 1580:
  – since July, 1987
B1E (XU51C)
  – November, 1987 – June of l988
B3B (XU51C)
  – July of l987 – June of l988
BAY (XU5CP)
  – since July, 1988
B5A (XU52C)
  – since July, 1988
BIE (XU51C)
  – since 1993
B2A (XU52C/K)
  – since 1993
B5A (XU52C/TR)
  – since 1993
BDY (XU5M3/L/Z)
Cm3 engine 1761
LFZ (XU7JP/L/Z)
Cm3 engine 1905:
  – since July, 1987
DFZ (XU9JI)
  – since July, 1987
D2C (XU92C
  – since July, 1988
DFV (XU9J2)
  – since July, 1988
D5A (XU92C/TR)
  – since 1993
D2H (XU92C/K)
  – since 1991
D6D (XU9J2/K)
Cm3 engine 1998:
  – since 1993
FRX (XU10J2C/L/Z)
  – since 1993
RFY (XU10J4/L/Z)

Key parameters

Engine type
XU5
XU7
XU9
8 valves
XU9
16 valves
XU10
8 valves
XU10
16 valves
Diameter of the cylinder (mm)
83
83
83
83
86
856
Piston stroke (mm)
73
81
88
88
86
86
Volume (cm3)
1580
1761
1905
1905
1998
1998
Extent of compression
7,8/9,26
9,25
8,0/9,3
9,7/10,4
9,5
10,4