1989 - 1996 Infiniti Q45 Sedan 4.5 (278 Hp) - specs, fuel economy, dimensions, MPG

Combustion engine4.5 (278 Hp) 1989 - 1996
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1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996
Infiniti Q45 Sedan 4.5 (278 Hp) - specs, MPG, dimensions

General information
BrandInfiniti
Model Q45
Model year of the generation and generation1990, Q45 I
Engine / Trim 4.5 (278 Hp)
Production years1989 - 1996
Powertrain Architecture Internal Combustion engine
Body type5-Seat 4-Door Sedan
Performance specs
Fuel economy at Low speed (WLTP) N/A
Fuel economy at Medium speed (WLTP) N/A
Fuel economy at high speed (WLTP) N/A
Fuel economy at very high speed (WLTP) N/A
Fuel economy - combined (WLTP) N/A
CO2 emissions (WLTP)N/A
Fuel economy - urban N/A
Fuel economy - extra urban N/A
Fuel economy - combined 19 US MPG
23 UK MPG
8.1 km/l
12.4 l/100km
CO2 emissionsN/A
Fuel Type Petrol (Gasoline)
Acceleration 0 - 60 mph N/A
Acceleration 0 - 62 mphN/A
Acceleration 0 - 100 km/hN/A
Acceleration 0 - 200 km/h N/A
Acceleration 0 - 300 km/h N/A
Maximum speed 150 mph
241 km/h
100 km/h - 0 N/A
200 km/h - 0 N/A
Emission standard N/A
Weight-to-power ratio 14.5 lbs/hp
6.6 kg/hp
151.7 hp/tonne
Weight-to-torque ratio 13.8 lbs/lb-ft
159.4 lb-ft/tonne
4.6 kg/Nm
216 Nm/tonne
Internal combustion engine specs
Power 278 hp @ 6000 rpm.
Power per litre 61.9 hp/l
Torque 292.1 lb-ft or 396 Nm @ 4000 rpm.
Max engine rpm (redline) N/A
Engine layout Front, Longitudinal
Engine Model/Code N/A
Engine displacement 274.24 cu in
4494 cm3
4.5 l
Engine configuration8 cylinders, V-engine
Bore x Stroke 3.66 x 3.26 in
93 x 82.7 mm
Compression ratio 10.2:1
Number of valves per cylinder 4
Fuel injection system Multi-point indirect injection
Engine aspiration Naturally aspirated engine
Valvetrain DOHC
Engine oil capacity N/A
Engine oil specification N/A
Coolant capacity N/A
Engine systemsN/A
Space, Volume and weights
Curb Weight 4041.1 lbs
1833 kg
Permissible maximum weight N/A
Maximum loadN/A
Minimum Trunk space 9.57 cu ft
271 l cu ft
Fuel tank capacity 22.45 US gal
18.7 UK gal
85 l
AdBlue tank N/A
Max. roof load N/A
Permissible trailer load with brakes on 8% slope N/A
Permissible trailer load with brakes on 12% slope N/A
Permissible trailer load without brakes N/A
Permissible towbar download N/A
Dimensions
Length 199.8 in
5075 mm
Width 71.85 in
1825 mm
Width with mirrors folded N/A
Width including mirrors N/A
Height 56.5 in
1435 mm
Wheelbase 113.39 in
2880 mm
Front track 61.81 in
1570 mm
Rear track 61.81 in
1570 mm
Front overhang N/A
Rear overhang N/A
Ride height (ground clearance) N/A
Drag coefficient (Cd) N/A
Minimum turning circle (turning diameter) N/A
Approach angle N/A
Departure angle N/A
Ramp-over angle N/A
Climb angle N/A
Wading depth N/A
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of gears and type of the gearbox4 gears, automatic transmission
Front suspension Coil spring
Rear suspension Coil spring
Front brakesVentilated discs
Rear brakesDisc
Assisting systemsABS (Anti-lock braking system)
Steering type Steering rack and pinion, Hydraulic Assisted
Tires size 215/65 R16 V
Wheel rims sizeN/A

What are the production years of 1989 Infiniti Q45 I 4.5 (278 Hp)?
The 1989 Infiniti Q45 I 4.5 (278 Hp) was produced from 1989 until 1996. The exact production years of 1989 Infiniti Q45 I 4.5 (278 Hp) are 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996.

What is the powertrain of the 1989 Infiniti Q45 I 4.5 (278 Hp)?
The powertrain unit of 1989 Infiniti Q45 I 4.5 (278 Hp) is Internal Combustion engine.

What is the bodystyle of the 1989 Infiniti Q45 I 4.5 (278 Hp)?
The bodystyle of the 1989 Infiniti Q45 I 4.5 (278 Hp) is 5-seat 4-door Sedan.

What are the performance specs of 1989 Infiniti Q45 I 4.5 (278 Hp) in terms of fuel economy, fuel consumption and emissions, regarding the manufacturer Infiniti?
Regarding the manufacturer Infiniti, the performance specs of 1989 Infiniti Q45 I 4.5 (278 Hp) in terms of fuel economy, fuel consumption and emissions are as follows. The combined fuel consumption is 12.4 l/100 km, as the combined fuel economy is 19 US mpg or 22.8 imperial mpg.

What is the type of fuel which 1989 Infiniti Q45 I 4.5 (278 Hp) uses?
The 1989 Infiniti Q45 I 4.5 (278 Hp) uses Petrol (Gasoline).

How fast is the 1989 Infiniti Q45 I 4.5 (278 Hp)?
Regarding the Infiniti, the maximum speed of 1989 Infiniti Q45 I 4.5 (278 Hp) is 241 km/h or 150 mph.

What is the maximum power of the combustion engine of 1989 Infiniti Q45 I 4.5 (278 Hp)?
The maximum power of the combustion engine of the 1989 Infiniti Q45 I 4.5 (278 Hp) is 278 hp. It is achieved at 6000 prm. The specific output is 61.9 hp per l.

What is the maximum torque of the combustion engine of 1989 Infiniti Q45 Sedan 4.5 (278 Hp)?
The maximum torque of the combustion engine of the 1989 Infiniti Q45 Sedan 4.5 (278 Hp) is 396 Nm or 292.1 lb-ft. It is achieved at 4000 prm. The specific torque is 88.1 Nm per l or 65 lb-ft per l.

What are the layout and the code of the combustion engine of 1989 Infiniti Q45 I 4.5 (278 Hp)?
The layout of the combustion engine of 1989 Infiniti Q45 I 4.5 (278 Hp) is Front, Longitudinal.

What are the engine displacement, cylinder layout and bore x stroke of the 1989 Infiniti Q45 I 4.5 (278 Hp)?
The engine displacement of the 1989 Infiniti Q45 I 4.5 (278 Hp) is 4494 cm3 or 274.24 cu in or 4.5 l.The ICE has 8 cylinders. The cylinder layout is V-engine. Bore x stroke are 93 x 82.7 mm or 3.66 x 3.26. Bore to stroke ratio is 1.12:1. The engine is over-square.

What is the compression ratio of the combustion engine of 1989 Infiniti Q45 I 4.5 (278 Hp)? How many valves does the engine have?
The combustion engine of the 1989 Infiniti Q45 I 4.5 (278 Hp) has a compression ration of 10.2:1. It has 4 valves per cylinder or 32 valves at all.

What is the fuel injection system, the engine aspiration and the valvetrain of 1989 Infiniti Q45 I 4.5 (278 Hp)?
The 1989 Infiniti Q45 I 4.5 (278 Hp) has a internal combustion engine, or a thermal (also called heat) engine. The fuel injection system of this engine is Multi-point indirect injection. The engine aspiration is Naturally aspirated engine. The valvetrain of the ICE is DOHC.