Subaru 2002 Impreza - General Description

GENERAL DESCRIPTION
MECHANICAL
Type
1. General Description
A: SPECIFICATIONS
Horizontally opposed, liquid cooled, 4-cylinder,
4-stroke aasoline enaine
Engine
Compression ratio
Compression pres-
rPm)
sure (at
200 - 300
kPa (kgf/cm2, psi)
Number
of piston rings
8.0
981
- 1,177 (10- 12, 142- 171)
Pressure ring: 2, Oil ring: 1
Valve arrangement
I Belt driven, double overhead camshaft, 4-valve/cvlinder
Opening
Closing
Opening
Closing
intake valve timing
Exhaust valve timing
Bore x Stroke
mm (in)
I
92 x 75 (3.62 x 2.95)
10"
BTDC
50" ABDC
53" BBDC
7" ATDC
Piston displacement cm3 (cu
in\ I 1.994 (1 21.67)
Firing order
Ignition timing BTDC/rpm
1 +3+234
12"k3"/750
rpm
Intake mm (in)
I 0.20f0.02 (0.0079kO. 0008)
Exhaust mm (in) I 0.25+0.02 (0.0098kO ,0008)
Valve clearance
750k100 (No load)
800k150 (NC switch ON)
750k100 (No load)
825k150 (NC switch ON)
MT
AT
Idling speed [At neutral position]
r Pm
ME(D0HC TURBO)-2