The Opel Astra G Coupe 2.0 16V Turbo, produced from September 2000 to August 2001, represented a performance-oriented variant within the Astra G Coupe range. Positioned as the flagship engine option for the coupe body style, it aimed to deliver a more engaging driving experience than the base models. This model was part of the broader Astra G generation (1998-2004), which was a significant update for Opel, sharing the GM240 platform with the Zafira and Vectra B. The Coupe, in particular, was designed to appeal to buyers seeking a sportier, more stylish alternative to the hatchback and saloon versions.
Technical Specifications
| Brand | Opel |
| Model | Astra |
| Generation | Astra G Coupe |
| Type (Engine) | 2.0 16V Turbo (190 Hp) |
| Start of production | September, 2000 |
| End of production | August, 2001 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Coupe |
| Seats | 4 |
| Doors | 2 |
| Fuel consumption (urban) | 12.5 l/100 km (18.8 US mpg, 22.6 UK mpg, 8 km/l) |
| Fuel consumption (extra urban) | 6.8 l/100 km (34.6 US mpg, 41.5 UK mpg, 14.7 km/l) |
| Fuel consumption (combined) | 8.9 l/100 km (26.4 US mpg, 31.7 UK mpg, 11.2 km/l) |
| CO2 emissions | 214 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 8.9 sec |
| Acceleration 0 – 62 mph | 8.9 sec |
| Acceleration 0 – 60 mph | 8.5 sec |
| Maximum speed | 214 km/h (132.97 mph) |
| Emission standard | Euro 4 |
| Weight-to-power ratio | 6.8 kg/Hp, 147.3 Hp/tonne |
| Weight-to-torque ratio | 5.2 kg/Nm, 193.8 Nm/tonne |
| Power | 190 Hp @ 5400 rpm |
| Power per litre | 95.1 Hp/l |
| Torque | 250 Nm @ 1950-5300 rpm (184.39 lb.-ft. @ 1950-5300 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | Z20LET |
| Engine displacement | 1998 cm3 (121.93 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 86 mm (3.39 in.) |
| Piston Stroke | 86 mm (3.39 in.) |
| Compression ratio | 8:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Turbocharger |
| Valvetrain | DOHC |
| Engine oil capacity | 4.25 l (4.49 US qt | 3.74 UK qt) |
| Coolant | 7.4 l (7.82 US qt | 6.51 UK qt) |
| Kerb Weight | 1290 kg (2843.96 lbs.) |
| Max. weight | 1660 kg (3659.67 lbs.) |
| Max load | 370 kg (815.71 lbs.) |
| Trunk (boot) space – minimum | 460 l (16.24 cu. ft.) |
| Fuel tank capacity | 52 l (13.74 US gal | 11.44 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4267 mm (167.99 in.) |
| Width | 1709 mm (67.28 in.) |
| Width including mirrors | 1967 mm (77.44 in.) |
| Height | 1390 mm (54.72 in.) |
| Wheelbase | 2606 mm (102.6 in.) |
| Front track | 1467 mm (57.76 in.) |
| Rear (Back) track | 1456 mm (57.32 in.) |
| Ride height (ground clearance) | 130 mm (5.12 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 11.5 m (37.73 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Semi-independent, coil spring |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 215/45 R17 |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
The heart of the Astra G Coupe 2.0 16V Turbo was the Z20LET engine, a 1998cc inline-four cylinder powerplant. This engine was a member of Opel’s ‘Ecotec’ family, known for its focus on efficiency and performance. The Z20LET featured a cast iron block and an aluminum cylinder head with dual overhead camshafts (DOHC) and four valves per cylinder. Crucially, it was equipped with a Garrett GT2252 turbocharger and an intercooler, boosting power output to 190 horsepower at 5400 rpm and 250 Nm (184 lb-ft) of torque between 1950 and 5300 rpm. Fuel delivery was handled by a multi-port fuel injection system. The five-speed manual transmission was the only gearbox option available with this engine, providing direct control over the engine’s power.
Driving Characteristics
The 2.0 16V Turbo offered a noticeable step up in performance compared to the naturally aspirated Astra Coupe variants. Acceleration from 0 to 60 mph took approximately 8.5 seconds, and it could achieve a top speed of 133 mph. The turbocharger provided a surge of power in the mid-range, making overtaking maneuvers relatively effortless. While not a dedicated sports car, the Coupe offered a responsive and engaging driving experience. The manual transmission allowed for precise gear selection, maximizing the engine’s potential. The chassis, while shared with other Astra G models, felt well-balanced and capable, providing a confident feel in corners.
Equipment & Trim Levels
The 2.0 16V Turbo typically came with a relatively high level of standard equipment. This included power windows, central locking, an anti-theft alarm system, and an upgraded audio system. Interior trim generally featured sport seats upholstered in cloth or optional leather. Air conditioning was a common feature, and options like a sunroof, heated seats, and upgraded alloy wheels were available. The dashboard layout was typical of the Astra G, with a functional and straightforward design.
Chassis & Braking
The Astra G Coupe utilized a McPherson strut front suspension and a semi-independent torsion beam rear suspension. This setup provided a good balance between ride comfort and handling. The front brakes were ventilated discs, while the rear brakes were solid discs, providing adequate stopping power for the vehicle’s weight and performance. Anti-lock Braking System (ABS) was standard, enhancing safety. The steering was a hydraulic power-assisted rack and pinion system, offering precise and responsive control.
Market Reception & Comparison
The Astra G Coupe 2.0 16V Turbo was generally well-received by automotive critics. It was praised for its strong performance, stylish design, and relatively affordable price. Compared to other coupes in its class, such as the Ford Cougar or Peugeot 406 Coupe, the Astra offered a compelling combination of performance and practicality. However, some critics noted that the interior quality wasn’t quite as refined as some of its rivals. Fuel economy, while reasonable for a turbocharged engine, was higher than the base models.
Legacy
The Z20LET engine, while generally reliable, is known to require regular maintenance, particularly regarding the turbocharger and cooling system. Proper oil changes and coolant flushes are crucial to prevent premature wear. Today, the Astra G Coupe 2.0 16V Turbo is gaining recognition as a modern classic, appealing to enthusiasts who appreciate its performance and distinctive styling. Well-maintained examples are becoming increasingly sought after, and parts availability remains relatively good. The engine’s tuning potential also contributes to its popularity among those looking for a project car.
