The Isuzu Trooper 3.5 i V6 24V Wagon, produced between 1998 and 2003, represented a significant iteration of Isuzu’s popular SUV. This model, part of the second-generation Trooper (UB series), aimed to blend off-road capability with on-road comfort, targeting families and drivers seeking a versatile vehicle. In the United States, the Trooper competed with vehicles like the Ford Explorer, Jeep Grand Cherokee, and Toyota 4Runner. The 3.5i V6 variant, with its 215 horsepower output, occupied a mid-to-upper position within the Trooper lineup, offering a step up in performance from the base 3.2-liter engine. It was positioned as a more refined and powerful option for those needing extra towing capacity or desiring a more spirited driving experience.
Technical Specifications
| Brand | Isuzu |
| Model | Trooper |
| Generation | Trooper (UB Series) |
| Type (Engine) | 3.5 i V6 24V Wagon (215 Hp) |
| Start of production | 1998 |
| End of production | 2003 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | SUV |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 19.2 l/100 km (12.3 US mpg) |
| Fuel consumption (extra urban) | 11 l/100 km (21.4 US mpg) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 11.8 sec |
| Acceleration 0 – 62 mph | 11.8 sec |
| Acceleration 0 – 60 mph | 11.2 sec |
| Maximum speed | 180 km/h (111.85 mph) |
| Weight-to-power ratio | 9.5 kg/Hp |
| Weight-to-torque ratio | 6.6 kg/Nm |
| Power | 215 Hp @ 5400 rpm |
| Torque | 312 Nm @ 3000 rpm (230.12 lb.-ft. @ 3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine displacement | 3494 cm3 (213.22 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 93.4 mm (3.68 in.) |
| Piston Stroke | 85 mm (3.35 in.) |
| Compression ratio | 9.1:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Kerb Weight | 2045 kg (4508.45 lbs.) |
| Max. weight | 2730 kg (6018.62 lbs.) |
| Max load | 685 kg (1510.17 lbs.) |
| Trunk (boot) space – minimum | 1190 l (42.02 cu. ft.) |
| Trunk (boot) space – maximum | 2746 l (96.97 cu. ft.) |
| Fuel tank capacity | 85 l (22.45 US gal) |
| Length | 4795 mm (188.78 in.) |
| Width | 1835 mm (72.24 in.) |
| Height | 1840 mm (72.44 in.) |
| Wheelbase | 2760 mm (108.66 in.) |
| Front track | 1515 mm (59.65 in.) |
| Rear (Back) track | 1520 mm (59.84 in.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Torsion |
| Rear suspension | Coil spring |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Power steering | Hydraulic Steering |
| Tires size | 245/70 R16 |
Powertrain & Engine Architecture
The heart of the 3.5i Trooper is the 6VE1 engine, a 3.5-liter, 24-valve V6. This engine utilizes a 60-degree V-angle, contributing to a smoother power delivery and reduced vibrations. The 6VE1 features multi-port fuel injection, delivering fuel directly to each intake port for optimized combustion. The dual overhead camshafts (DOHC) control four valves per cylinder, enhancing volumetric efficiency and allowing for higher engine speeds. The engine’s 9.1:1 compression ratio strikes a balance between performance and fuel efficiency. The five-speed manual transmission was standard, providing drivers with direct control over gear selection. The transmission was chosen for its durability and ability to handle the engine’s torque output.
Driving Characteristics
The 3.5i V6 Trooper offered a noticeable improvement in performance compared to the lower-displacement engines. The 215 horsepower and 230 lb-ft of torque provided ample power for both highway cruising and off-road adventures. Acceleration from 0-60 mph was achieved in approximately 11.2 seconds, making it competitive within its class. The manual transmission allowed for precise gear changes, enhancing the driving experience. While not a sports car, the Trooper 3.5i offered a responsive and capable driving experience. The all-wheel-drive system provided excellent traction in various conditions, making it a reliable choice for inclement weather or off-road exploration. The gear ratios were tuned to provide a good balance between acceleration and fuel economy.
Equipment & Trim Levels
The 3.5i Wagon trim typically included features such as air conditioning, power windows and locks, and an upgraded audio system. Higher trim levels offered options like leather upholstery, a sunroof, and alloy wheels. Safety features included anti-lock brakes (ABS) as standard equipment. The interior design was functional and durable, prioritizing practicality over luxury. The spacious cabin comfortably accommodated five passengers, and the rear seats could be folded down to expand cargo space. The Wagon body style offered a larger cargo area compared to the standard Trooper, making it ideal for families or those needing to transport bulky items.
Chassis & Braking
The Trooper utilized a body-on-frame construction, providing a robust and durable platform. The front suspension employed torsion bars, while the rear suspension featured coil springs. This setup offered a comfortable ride quality while maintaining good off-road capability. The braking system consisted of ventilated discs on the front wheels and solid discs on the rear. ABS was standard, enhancing braking performance and stability. The tires, typically sized 245/70 R16, provided good grip on both paved and unpaved surfaces.
Market Reception & Comparison
The Isuzu Trooper 3.5i V6 Wagon received generally positive reviews from automotive critics. It was praised for its spacious interior, comfortable ride, and capable off-road performance. However, some critics noted its relatively high fuel consumption compared to some competitors. Compared to the base 3.2-liter Trooper, the 3.5i offered a significant boost in power and torque, making it a more enjoyable and versatile vehicle. It also provided a more competitive alternative to rivals like the Ford Explorer and Jeep Grand Cherokee. Reliability was generally considered good, although some owners reported minor issues with the electrical system.
Legacy
The Isuzu Trooper 3.5i V6 Wagon has developed a loyal following among enthusiasts. The 6VE1 engine is known for its durability and relatively simple maintenance requirements. While parts availability can be a challenge due to the vehicle’s age, many components are still readily available through aftermarket suppliers. Today, well-maintained examples of the 3.5i Trooper are sought after by collectors and off-road enthusiasts. The vehicle’s blend of capability, comfort, and reliability has ensured its place as a respected SUV in the late 1990s and early 2000s.
