Opel Omega 1994 2.5i-V6

Opel Omega 1994 2.5 petrol description

Sedan Opel Omega 1994 2.5i-V6 has been produced from November, 1994 to August, 1997. It has six-cylinder petrol engine with displacement of 2.5 litres, which produces power of 170 horsepower on 6000 rpm and torque 230 Nm (Newton metres) on 3200 revolutions per minute.

This 6-cylinder 24-valve engine camshaft is driven by belt (What is an engine chain and belt? ). Engine has fuel injection system, this is an atmospheric engine (without turbine). The engine meets the Euro 2 emissions standard. Engine lifespan (mileage before major repairs or overhaul) can last from 360 up to 600 thousand kilometres. Note that engine life can be longer or shorter depending on maintenance.
More engine specs 
This Opel Omega 2.5 engine oil type is 5W-30 and oil capacity is 5.75 litres.

Opel Omega 1994 2.5i-V6 has classical rear wheel drive (RWD) and automatic gearbox with 4 gears.
Opel Omega 1994 2.5i-V6 accelerates to speed 100 kilometres per hour in 11.5 seconds. The maximum speed of this car is 218 km/h.

Opel Omega 1994 2.5i-V6 fuel consumption is 9.1 litres per 100km in combined city/highway mode (11 km/l). Fuel tank capacity is 75 litres or 19.82 gallons, which gives a mileage up to 820 kilometers without refueling in urban cycle.
According to user reviews, this Opel real everyday fuel consumption is 10.5 litres per 100 km, which is 15% more than the manufacturer's stated. More - Real Opel Omega fuel consumption.

With the same engine there is also Opel Omega version with manual gearbox (Opel Omega 1994 2.5i-V6 MT) available, which is more dynamic - it reaches 100 km/h 2 seconds faster (in 9.5 seconds), but manufacturer's fuel consumption is similar - 9.1 litres per 100 km, whereas users reported real fuel consumption is lower by 0.3 litres per 100 km or 3 % - 10.2 litres per 100 km.
Opel Omega 1994

Opel Omega 1994 2.5i-V6 technical data

Model: Opel Omega 2.5i-V6
Body style: Sedan
Production period: 1994. November ... 1997. August 
Engine: 2498 cm3 Petrol, 6 cylinders CO2 emissions: no data
Power: 170 HP ON 6000 RPM Torque: 230 NM ON 3200 RPM
Gearbox: Automatic gearbox (4 gears) Drive type: Rear wheel drive (RWD)
Top speed: 218 km/h Acceleration 0-100 km/h: 11.5 seconds
Fuel consumption (l/100km): 9.1 (combined)
Real fuel consumption: 10.5 l/100km (22.4 MPG) by user reviews from various sources
Fuel tank capacity: 75 litres (19.8 gallons)
Car dimensions: 4.79m (length) 1.79m (width) 1.46m (height)
Turning diameter: 11 meters
Ground clearance: 140 mm (approximate, with standard suspension, unladen vehicle)
Seats: 5 seats
Trunk capacity: 530 litres
Trunk max capacity: 830 litres (with rear seats folded down)
Gross weight: 2170 kg

Opel Omega 1994 2.5i-V6 engine X25XE

Engine reliability:

Overall, this engine can last around 360,000 to 600,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement 2498 cm3
Number of cylinders 6
Bore (cylinder diameter) 81.6 mm
Stroke length (piston move) 79.6 mm
Compression ratio 10.8 : 1
Camshaft drive Timing belt

Timing belt engines are generally quieter and less vibrating than chain engines, but belt usually needs to be replaced more often and the risk of breakage is higher.

Fuel system Injection
Opel Omega 1994 2.5i-V6 oil type 5W-30
Oil capacity 5.75 litres (6.1 quarts)
Coolant capacity 9.7 litres (10.3 quarts)
Power 170 HP ON 6000 RPM
Torque 230 NM ON 3200 RPM
Start of production (year) 1994
Duration of production 6 years
Engine also used on Opel Vectra Opel Calibra

All Opel Omega sedan [1994 - 1997] modifications

Modification Engine Power Consumption Gearbox
Opel Omega 1995 2.0i Jan 1995 — Aug 1997

Most fuel efficient petrol version by real consumption

2.0 Petrol 116 HP 8.9 l/100km Manual (5)
Opel Omega 1995 2.0i Jan 1995 — Aug 1997 2.0 Petrol 116 HP 8.8 l/100km Automatic (4)
Opel Omega 1994 2.0i-16V Nov 1994 — Aug 1997

Most fuel efficient petrol version

2.0 Petrol 136 HP 8.5 l/100km Manual (5)
Opel Omega 1994 2.0i-16V Nov 1994 — Aug 1997

Most fuel efficient petrol version

2.0 Petrol 136 HP 8.5 l/100km Automatic (4)
Opel Omega 1994 2.5i-V6 Nov 1994 — Aug 1997 2.5 Petrol 170 HP 9.1 l/100km Manual (5)
Opel Omega 1994 2.5i-V6 Nov 1994 — Aug 1997 2.5 Petrol 170 HP 9.1 l/100km Automatic (4)
Opel Omega 1994 2.5 TD Nov 1994 — Aug 1997

Most fuel efficient diesel version

2.5 Diesel 130 HP 7.4 l/100km Manual (5)
Opel Omega 1994 2.5 TD Nov 1994 — Aug 1997 2.5 Diesel 130 HP 7.5 l/100km Automatic (4)
Opel Omega 1994 3.0i-V6

Most dynamic version - 100 km/h in 8.6 seconds

3.0 Petrol 211 HP 9.6 l/100km Manual (5)
Opel Omega 1994 3.0i-V6

Most powerfull petrol version (211 HP)

3.0 Petrol 211 HP 9.7 l/100km Automatic (4)
Opel Omega 1994 reviews
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