The Volvo S70 2.3 T5, produced from 1999 to 2000, represented a high-performance variant within the first generation (P80) S70 lineup. Positioned as the flagship engine option, it offered a significant power upgrade over the base 2.4L and 2.5L naturally aspirated engines. The S70 itself was Volvo’s replacement for the 850 series, aiming to refine the design and enhance the overall driving experience while maintaining Volvo’s reputation for safety and durability. This particular T5 model was primarily sold in Europe and North America, catering to buyers seeking a blend of luxury, performance, and Scandinavian practicality.
Technical Specifications
| Brand | Volvo |
| Model | S70 |
| Generation | S70 |
| Type (Engine) | 2.3 T5 (240 Hp) |
| Start of production | 1999 |
| End of production | 2000 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 16.2 l/100 km (14.5 US mpg, 17.4 UK mpg, 6.2 km/l) |
| Fuel consumption (extra urban) | 8.2 l/100 km (28.7 US mpg, 34.4 UK mpg, 12.2 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 7 sec |
| Acceleration 0 – 62 mph | 7 sec |
| Acceleration 0 – 60 mph | 6.7 sec |
| Maximum speed | 245 km/h (152.24 mph) |
| Weight-to-power ratio | 6.1 kg/Hp, 164.4 Hp/tonne |
| Weight-to-torque ratio | 4.4 kg/Nm, 226 Nm/tonne |
| Power | 240 Hp @ 5100 rpm |
| Power per litre | 103.5 Hp/l |
| Torque | 330 Nm @ 2700 rpm (243.4 lb.-ft. @ 2700 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | B5234T5 |
| Engine displacement | 2319 cm3 (141.51 cu. in.) |
| Number of cylinders | 5 |
| Engine configuration | Inline |
| Cylinder Bore | 81 mm (3.19 in.) |
| Piston Stroke | 90 mm (3.54 in.) |
| Compression ratio | 8.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Turbocharger |
| Valvetrain | DOHC |
| Engine oil capacity | 5.8 l (6.13 US qt | 5.1 UK qt) |
| Coolant | 7 l (7.4 US qt | 6.16 UK qt) |
| Kerb Weight | 1460 kg (3218.75 lbs.) |
| Max. weight | 1910 kg (4210.83 lbs.) |
| Max load | 450 kg (992.08 lbs.) |
| Trunk (boot) space – minimum | 470 l (16.6 cu. ft.) |
| Fuel tank capacity | 70 l (18.49 US gal | 15.4 UK gal) |
| Length | 4720 mm (185.83 in.) |
| Width | 1760 mm (69.29 in.) |
| Height | 1400 mm (55.12 in.) |
| Wheelbase | 2660 mm (104.72 in.) |
| Front track | 1520 mm (59.84 in.) |
| Rear (Back) track | 1470 mm (57.87 in.) |
| 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 | Wishbone |
| Rear suspension | 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 | 205/45 R17 |
| Wheel rims size | 17 |
Powertrain & Engine Architecture
The heart of the S70 T5 is the B5234T5 engine, a 2.3-liter inline-five cylinder powerplant. This engine is a descendant of Volvo’s earlier five-cylinder designs, known for their smoothness and inherent balance. The ‘T’ designation signifies the presence of a turbocharger, and the ‘5’ denotes the five cylinders. The B5234T5 utilizes a Mitsubishi TD04HL-13C turbocharger, providing boost through a relatively small turbine for quick spool-up and responsive power delivery. Fuel delivery is managed by a Bosch Motronic engine management system controlling multi-port fuel injection. The engine features a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, optimizing airflow for increased power output. The compression ratio is set at 8.5:1, a compromise between performance and reliability when used with a turbocharger. The five-speed manual transmission was the standard offering, providing direct control over the engine’s power.
Driving Characteristics
The S70 T5 offered a noticeable performance upgrade compared to the naturally aspirated versions. The 240 horsepower and 330 Nm (243 lb-ft) of torque provided brisk acceleration, with 0-60 mph times around 6.7 seconds and a top speed of 152 mph. The turbocharger’s boost came on strong around 2700 rpm, providing a surge of power that continued to build towards the 5100 rpm peak horsepower. The five-speed manual transmission allowed drivers to fully exploit the engine’s capabilities, while the gear ratios were well-suited for both everyday driving and spirited performance. Compared to the lower-powered S70 models, the T5 felt significantly more responsive and capable, making it a more engaging driving experience.
Equipment & Trim Levels
The S70 T5 typically came well-equipped, reflecting its position as the premium trim level. Standard features included leather upholstery, power-adjustable front seats, automatic climate control, and a premium audio system. Optional extras included a sunroof, upgraded wheels, and various appearance packages. Safety features, a hallmark of Volvo, were also abundant, including ABS brakes, side airbags, and reinforced body structure. The interior design was typically Scandinavian – functional, comfortable, and understated. Dashboard layouts were clean and intuitive, prioritizing ease of use.
Chassis & Braking
The S70 T5 utilized a MacPherson strut front suspension and a multi-link rear suspension, providing a comfortable ride while maintaining good handling characteristics. The suspension was tuned to balance comfort and control, offering a stable and predictable driving experience. Braking duties were handled by ventilated disc brakes at the front and solid discs at the rear. ABS (Anti-lock Braking System) was standard, enhancing braking performance and safety. The chassis was reinforced compared to the base models to handle the increased power output of the T5 engine.
Market Reception & Comparison
The S70 T5 was generally well-received by automotive critics, who praised its performance, safety, and comfortable interior. It was often compared to other European sport sedans of the time, such as the BMW 3 Series and Audi A4. While the Volvo didn’t quite match the ultimate handling prowess of its German rivals, it offered a compelling combination of performance, practicality, and value. Fuel economy was reasonable for a turbocharged engine of its era, but not exceptional. Reliability was generally good, although turbocharger issues could occasionally arise with improper maintenance.
Legacy
The B5234T5 engine proved to be a robust and reliable powerplant when properly maintained. Today, the S70 T5 remains a popular choice among Volvo enthusiasts, offering a classic Scandinavian driving experience with a healthy dose of performance. Parts availability is generally good, and the car’s relatively simple mechanical design makes it accessible for DIY maintenance. While not as sought-after as some other performance cars of the era, the S70 T5 represents a unique and enjoyable blend of luxury, performance, and safety, solidifying its place as a notable model in Volvo’s history.
