1998 Volvo S90
Engine
Liquid-cooled, gasoline, 6-
cylinder, in-line engine.
Aluminum alloy cylinder
block with cast-iron cylinder
liners cast directly into block.
Aluminum alloy cylinder head
with double overhead
camshafts and separate intake
and outlet channels.
Engine lubrication is provided
by an eccentric pump driven
from the crankshaft. Full-flow
type oil filter. Exhaust
emission control
accomplished by fuel
injection, heated oxygen
sensors and three-way
catalytic converter.
Type designation
Output (SAE J 1349)
Max. torque (SAE J 1349) at
rpm
Number of cylinders
Bore
Stroke
Displacement
Compression ratio
Valve clearance:Volvo B 6304 S
181 hp at 5200 rpm
(135 kW at 73 rps)
199 ft. lbs. (274 Nm) at 4100
rpm
6
3.27" (83 mm)
3.54" (90 mm)
2.92 liters
10.7:1
Self-adjusting
All specifications are subject
to change without notice.
Specifications (cont.) pg. 124
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1998 Volvo S90
Ashtray rear 1.2 W Volvo P/
N966326 1
Seat belt lock 1.2 W Volvo P/
N966326 1
Instrument
warning/
indicator lights 1.2 W Volvo P/
N966326 –
All specifications are subject to change without
notice
Specifications pg. 127
Vehicle Loading
The tires on your Volvo should perform to
specifications at all normal loads when inflated as
recommended on the tire information label. The
label is located on the rear-facing edge of the
right-front door. This label lists both tire and
vehicle design limits. Do not load your car beyond
the load limits indicated.
WARNING!
Improperly inflated tire will reduce tire life,
adversely affect vehicle handling and can possibly
lead to failure resulting in loss of vehicle control
without prior warning.
Capacities
Fuel tank (approx.) 21.1 US gal.*
80 liters
Cooling System 10.5 US qts.
(10 liters)
Engine 5.9 US qts. **
at oil change 5.75 liters
Engine, 5.5 US qts. **
excl. oil filter 5.15 liters
Automatic transmission 7.9 US qts.
7.5 liters
Rear axle 1.4 US qts.
1.3 liters
Power steering gear 0.8 US qts.
0.8 liter
*"Usable" capacity - 20.3 US gallons (77 liters)
** if oil cooler is drained, add 0.47 US qts (0.4
liter)
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