The Subaru Justy II, specifically the 1.3i 4×4 (5-door) variant produced between 2001 and 2003, represents a unique offering in Subaru’s lineup during that period. Built in collaboration with Daihatsu – and often sold as the Daihatsu Sirion in many markets – the Justy II (chassis codes JMA and MS) was a subcompact hatchback aimed at providing affordable, practical transportation with the added benefit of all-wheel drive. This particular 85 horsepower version occupied the lower-mid range of the Justy II offerings, positioned as a more accessible entry point to Subaru ownership compared to the more powerful, and often front-wheel drive only, models.
Technical Specifications
| Brand | Subaru |
| Model | Justy |
| Generation | Justy II (JMA,MS) |
| Type (Engine) | 1.3 i 4×4 (5 dr) (85 Hp) |
| Start of production | 2001 |
| End of production | 2003 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 8.6 l/100 km (27.4 US mpg, 32.8 UK mpg, 11.6 km/l) |
| Fuel consumption (extra urban) | 5.8 l/100 km (40.6 US mpg, 48.7 UK mpg, 17.2 km/l) |
| Fuel consumption (combined) | 6.8 l/100 km (34.6 US mpg, 41.5 UK mpg, 14.7 km/l) |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 13 sec |
| Acceleration 0 – 62 mph | 13 sec |
| Acceleration 0 – 60 mph | 12.4 sec |
| Maximum speed | 155 km/h (96.31 mph) |
| Weight-to-power ratio | 11 kg/Hp, 90.9 Hp/tonne |
| Weight-to-torque ratio | 8.8 kg/Nm, 113.4 Nm/tonne |
| Power | 85 Hp @ 6000 rpm |
| Power per litre | 65.4 Hp/l |
| Torque | 106 Nm @ 3000 rpm (78.18 lb.-ft. @ 3000 rpm) |
| Engine layout | Front, Transverse |
| Engine Model/Code | G13BA |
| Engine displacement | 1299 cm3 (79.27 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 74 mm (2.91 in.) |
| Piston Stroke | 75.5 mm (2.97 in.) |
| Compression ratio | 9.5:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | OHC |
| Engine oil capacity | 3.3 l (3.49 US qt | 2.9 UK qt) |
| Coolant | 4.7 l (4.97 US qt | 4.14 UK qt) |
| Kerb Weight | 935 kg (2061.32 lbs.) |
| Max. weight | 1380 kg (3042.38 lbs.) |
| Max load | 445 kg (981.06 lbs.) |
| Trunk (boot) space – minimum | 145 l (5.12 cu. ft.) |
| Trunk (boot) space – maximum | 360 l (12.71 cu. ft.) |
| Fuel tank capacity | 37 l (9.77 US gal | 8.14 UK gal) |
| Length | 3845 mm (151.38 in.) |
| Width | 1575 mm (62.01 in.) |
| Height | 1380 mm (54.33 in.) |
| Wheelbase | 2365 mm (93.11 in.) |
| Front track | 1365 mm (53.74 in.) |
| Rear (Back) track | 1340 mm (52.76 in.) |
| Minimum turning circle | 9.6 m (31.5 ft.) |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 5 gears, manual transmission |
| Front suspension | Spring Strut |
| Rear suspension | Wishbone |
| Front brakes | Ventilated discs |
| Rear brakes | Drum |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Tires size | 165/70 R13 |
Powertrain & Engine Architecture
The heart of the Justy II 1.3i 4×4 is the G13BA engine, a 1.3-liter inline-four cylinder gasoline engine. This engine, developed by Daihatsu, features a single overhead camshaft (SOHC) valvetrain with two valves per cylinder. Fuel delivery is managed by a multi-point fuel injection system. The G13BA is a naturally aspirated engine, meaning it doesn’t utilize a turbocharger or supercharger. The engine produces 85 horsepower at 6000 rpm and 106 Nm (78.18 lb-ft) of torque at 3000 rpm. This engine is paired with a five-speed manual transmission, which was the only transmission option available for this specific 4×4 configuration. The all-wheel drive system is a part-time system, engaging automatically when needed, providing enhanced traction in slippery conditions.
Driving Characteristics
The 1.3-liter engine, coupled with the all-wheel drive system, delivers modest but adequate performance. Acceleration from 0 to 60 mph takes around 12.4 seconds, and the top speed is approximately 155 km/h (96 mph). The five-speed manual transmission allows for reasonable control over the engine’s power band. However, the limited horsepower and torque mean that overtaking maneuvers require careful planning. Compared to higher-spec Justy II models with larger engines, this 1.3i 4×4 feels noticeably slower. The all-wheel drive system adds weight, further impacting acceleration, but significantly improves handling and stability, especially on loose surfaces. The gear ratios are tuned for fuel efficiency rather than outright performance.
Equipment & Trim Levels
The Justy II 1.3i 4×4 was generally equipped with basic, but functional features. Standard equipment typically included power steering, central locking, and an AM/FM radio. Interior upholstery was typically cloth, and the dashboard featured a simple, utilitarian design. Optional extras, depending on the market, could include air conditioning, power windows, and upgraded audio systems. This trim level was aimed at buyers prioritizing affordability and practicality over luxury features.
Chassis & Braking
The Justy II utilizes a relatively simple chassis design. Front suspension consists of MacPherson strut springs, while the rear employs a wishbone setup. Braking duties are handled by ventilated discs at the front and drum brakes at the rear. Anti-lock Braking System (ABS) was standard, enhancing safety. The relatively lightweight construction of the vehicle helps to offset the limitations of the braking system. Stabilizer bars were not typically fitted to this base model, contributing to a slightly more pronounced body roll in corners.
Market Reception & Comparison
The Justy II 1.3i 4×4 was generally well-received as an affordable and practical small car, particularly in markets where all-wheel drive was valued. Critics noted its fuel efficiency and surprisingly capable handling in adverse weather conditions. However, the engine’s lack of power was a common criticism. Compared to other subcompact hatchbacks of the time, such as the Toyota Yaris or the Honda Fit, the Justy II offered the unique advantage of all-wheel drive, but at the expense of performance. Fuel economy figures of around 34.6 US mpg combined were competitive for the era.
Legacy
The Subaru Justy II 1.3i 4×4, while not a performance icon, remains a reasonably reliable and affordable used car option. The G13BA engine is known for its durability, although regular maintenance is crucial. The all-wheel drive system, while adding complexity, provides a significant advantage in regions with inclement weather. Today, these vehicles are often sought after by those looking for a simple, economical, and capable small car, particularly those who appreciate the added security of all-wheel drive. Parts availability can be a challenge in some regions, but many components are shared with Daihatsu models, expanding sourcing options.
