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ENGINE -
General Information
GENERAL INFORMATION
The engine is a V-type 6-cylinder (bank angle 60°) 2,972
cm
3
(181.4 cu.in.) DOHC 24 valve design and is
basically the same as the engine equipped in the
SIGMA. However, twin turbochargers and twin inter-
coolers have been installed to provide even higher
output and higher performance.
NOTE
For details of the basic engine structure, refer to the
previously-issued '91 SIGMA Technical Information
Manual. (Pub. No. PYGE9008).
SPECIFICATIONS
Items Specifications
Total displacement cm
3
(cu. in.) 2,972 (181.4)
Arrangement and number of cylinders V type, 6 cylinders
Combustion chamber type Pentroof type
Number of intake and exhaust valve (per cylinder) 2 each
Valve mechanism OHV, DOHC (per bank)
Bore x stroke mm (in.) 91.1 x 76.0 (3.59 x 2.99)
Compression ratio 8.0
Maximum output PS/rpm 285/6,000
Maximum torque kgm/rpm 41.5/3000
Valve timing Intake Opened 16° BTDC
Closed 55° ABDC
Exhaust Opened 50° BBDC
Closed 17° ATDC
Fuel supply system Electronic controlled multi-point fuel injection
Ignition system Power distribution method Electronic controlled 3-coil type
Ignition timing control method Electronic controlled type
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