1990 Subaru Rex 660 A Specs

OVERVIEW

With a fuel consumption of 39.8 mpg US - 47.8 mpg UK - 5.9 L/100km, a weight of 1366 lbs (620 kg), the Subaru Rex 660 A has a water cooling 4 cylinder SOHC engine, a Regular gasoline engine EN07. This engine EN07 produces a maximum power of 42.5 PS (42 bhp - 31.3 kW) at 7000 rpm and a maximum torque of 51.9 Nm (38.3 lb.ft - 5.3 kg.m) at 4500 rpm. The engine power is transmitted to the road by the front wheel drive (FF) with a ECVT gearbox. For stopping power, the Subaru Rex 660 A braking system includes Leading trailing drum brake at the rear and Disk at the front. Stock tire sizes are 155/70 on 12 inch rims at the rear and 155/70 on 12 inch rims at the front. Chassis details - Subaru Rex 660 A has semi trailing arm type independent suspension rear suspension and strut independent front suspension for road holding and ride confort.

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By Brian Wong, Reviewed by: Kurt Niebuhr, Updated on April 18, 2024

Overview

The 1990-1992 Subaru Rex 660 A was a hatchback model that was produced from March 1990 to February 1992. It featured a front-wheel-drive (FF) configuration and was equipped with an ECVT (Electronically Controlled Variable Transmission) gearbox.

Under the hood, the Rex 660 A housed a 658cc (0.66L) engine with a code name of EN07. This engine had a maximum power output of 42.5 PS (42 bhp) or 31.3 kW, generated at 7000 rpm. The maximum torque produced was 51.9 Nm (38.3 lb.ft) or 5.3 kg.m, achieved at 4500 rpm. The engine had a water-cooled, four-cylinder, single overhead cam (SOHC) configuration.

In terms of size and dimensions, the Subaru Rex 660 A had an exterior length of 329.5 cm (129.72 inches), width of 139.5 cm (54.92 inches), and height of 142 cm (55.9 inches). The interior provided a length of 175 cm (68.89 inches), width of 120.5 cm (47.44 inches), and height of 118.5 cm (46.65 inches). The wheelbase measured 229.5 cm (90.35 inches), with the front and rear axle lengths both at 122.5 cm (48.22 inches). The car's ground clearance was 17 cm (6.69 inches), and it had a weight of 620 kg (1366 lbs). The Rex 660 A could accommodate four passengers through its three doors.

Fuel efficiency was an important aspect of the Rex 660 A, with a fuel tank capacity of 8.4 US gallons (7 UK gallons or 32 liters). Its fuel consumption varied depending on the driving mode. In the 10/15 mode, it achieved approximately 39.8 mpg US (47.8 mpg UK or 5.9 L/100km), while in the 60 km/h mode, it delivered around 60.3 mpg US (72.4 mpg UK or 3.9 L/100km). These figures indicated good fuel economy for its time.

The suspension system of the Subaru Rex 660 A featured strut independent suspension at the front and semi-trailing arm type independent suspension at the rear. It was equipped with disk brakes at the front and leading trailing drum brakes at the rear. The tire size for both front and rear wheels was 155/70 R12.

In terms of exterior and interior features, the Rex 660 A did not have a sunroof, power-adjustable door mirrors, xenon lamps, or front fog lamps. Inside the car, there was no power window, power steering, tachometer, centralized door lock, keyless entry, leather winding, adjustable steering, telescopic steering, cruise control, leather seats, or power-adjustable seats.

As for safety features, the Rex 660 A did not have driver or passenger airbags, side airbags, side impact bars, TCS (Traction Control System), brake assist, parking radar, or central power window control. It also did not have additional safety features like safety belt pretensioners, safety belt limiters, or child car restraints.

The Subaru Rex 660 A did not offer any additional amenities such as a cooler, automatic air conditioning, twin conditioning system, air purifier, radio, autoreverse cassette, CD player, CD changer, MD player, MD changer, LSD (Limited Slip Differential), front or rear stabilizers, or special equipment.

Overall, the 1990-1992 Subaru Rex 660 A was a compact hatchback known for its small size, fuel efficiency, and practicality.

Engine Specifications

The 1990-1992 Subaru Rex 660 A was equipped with a compact and efficient engine that powered this hatchback model. The engine used in the Rex 660 A had a displacement of 658cc (0.66L) and was identified by the engine code EN07.

The EN07 engine featured a water-cooled design with four cylinders and a single overhead cam (SOHC) configuration. This engine type offered a balance between performance and fuel efficiency, which was well-suited for the Rex 660 A's compact size and intended urban driving.

The maximum power output generated by the EN07 engine was 42.5 PS (42 bhp) or 31.3 kW. This power was achieved at a maximum engine speed of 7000 rpm. Along with the power, the engine produced a maximum torque of 51.9 Nm (38.3 lb.ft) or 5.3 kg.m at 4500 rpm. The engine's torque delivery at lower engine speeds provided sufficient low-end power for city driving.

The engine had a compression ratio of 9, indicating the ratio between the volume of the combustion chamber at its largest and smallest capacities. This compression ratio helped in achieving efficient combustion and optimizing the engine's performance.

Fueling the Rex 660 A was regular gasoline, making it accessible for everyday use. The fuel consumption figures reflected the car's efficiency. In the 10/15 mode, the Rex 660 A achieved approximately 39.8 mpg US (47.8 mpg UK or 5.9 L/100km). In the 60 km/h mode, it delivered around 60.3 mpg US (72.4 mpg UK or 3.9 L/100km). These figures showcased the Rex 660 A's ability to cover longer distances on a single tank of fuel, making it an economical choice for urban commutes.

The engine was mated to an ECVT (Electronically Controlled Variable Transmission) gearbox, offering smooth and efficient gear changes. This transmission system allowed seamless acceleration and optimized power delivery for a comfortable driving experience.

Overall, the engine specifications of the 1990-1992 Subaru Rex 660 A emphasized efficiency and practicality, aligning with the car's purpose as a compact and fuel-efficient hatchback.

Power Output

The power output of the 1990-1992 Subaru Rex 660 A was designed to provide adequate performance for its compact size and intended urban driving. The Rex 660 A was equipped with a 658cc (0.66L) engine that delivered a maximum power output of 42.5 PS (42 bhp) or 31.3 kW.

The engine's power output was generated at a maximum engine speed of 7000 rpm. This power level provided sufficient acceleration and responsiveness for city driving scenarios. The Rex 660 A's compact dimensions and lightweight construction made it nimble and agile, enhancing its maneuverability in urban environments.

With a focus on fuel efficiency, the power output of the Rex 660 A struck a balance between performance and economy. The engine's design and power delivery were optimized for urban commuting and shorter trips, where low-end torque and responsiveness were more important than top speed capabilities.

The 42.5 PS (42 bhp) power output of the Rex 660 A's engine, combined with its compact size and lightweight construction, contributed to its efficiency and ease of handling. It allowed the vehicle to navigate through city traffic with agility while delivering a satisfactory level of power for daily driving needs.

Overall, the power output of the 1990-1992 Subaru Rex 660 A catered to the car's intended purpose as a compact urban hatchback, providing an efficient and responsive driving experience within city limits.

Fuel Tank Capacity

The fuel tank capacity of the 1990-1992 Subaru Rex 660 A was designed to provide sufficient range for its compact size and fuel-efficient nature. The Rex 660 A had a fuel tank capacity of 8.4 US gallons (7 UK gallons or 32 liters).

With this fuel tank capacity, the Rex 660 A offered a respectable range, allowing for longer trips between refueling stops. The combination of the car's fuel efficiency and the fuel tank capacity provided a practical balance, making it suitable for daily commuting and urban driving.

The 8.4 US gallons (7 UK gallons or 32 liters) fuel tank capacity allowed the Rex 660 A to cover significant distances before requiring refueling. This was especially beneficial for drivers who frequently commuted or traveled within city limits, as it minimized the need for frequent stops at gas stations.

The fuel tank capacity of the Rex 660 A aligned with its overall design philosophy of being a compact and economical hatchback. It emphasized efficiency and practicality, ensuring that drivers could travel longer distances with fewer refueling interruptions.

Overall, the 1990-1992 Subaru Rex 660 A's fuel tank capacity of 8.4 US gallons (7 UK gallons or 32 liters) complemented its fuel efficiency, allowing drivers to enjoy extended driving ranges without compromising on its compact and efficient nature.

Fuel Consumption

The 1990-1992 Subaru Rex 660 A showcased impressive fuel efficiency, making it an economical choice for urban commuting. The car's fuel consumption figures reflected its ability to deliver cost-effective and environmentally-friendly performance.

In the 10/15 mode, the Rex 660 A achieved approximately 39.8 mpg US (47.8 mpg UK or 5.9 L/100km). This mode represented a combination of city and highway driving scenarios, providing a realistic representation of the vehicle's fuel economy in typical urban conditions.

For more relaxed cruising at a constant speed, the Rex 660 A demonstrated even better fuel efficiency. In the 60 km/h mode, it delivered around 60.3 mpg US (72.4 mpg UK or 3.9 L/100km). This mode emphasized the car's ability to maximize fuel economy during steady-state driving at a lower speed.

These fuel consumption figures highlighted the Rex 660 A's ability to cover longer distances on a single tank of fuel, resulting in reduced fuel expenses and fewer visits to the gas station. The car's compact size, lightweight construction, and efficient engine design all contributed to its commendable fuel efficiency.

The Rex 660 A's fuel consumption figures showcased its role as an economical and environmentally-conscious urban hatchback. By providing impressive fuel efficiency, the car catered to drivers seeking cost-effective transportation while minimizing their ecological footprint.

Overall, the 1990-1992 Subaru Rex 660 A's fuel consumption figures, including approximately 39.8 mpg US (47.8 mpg UK or 5.9 L/100km) in the 10/15 mode and around 60.3 mpg US (72.4 mpg UK or 3.9 L/100km) in the 60 km/h mode, emphasized its status as a fuel-efficient vehicle ideal for city driving.

Fuel Efficiency (MPG)

The 1990-1992 Subaru Rex 660 A boasted commendable fuel efficiency, providing cost-effective and eco-friendly performance for urban driving. The fuel efficiency was measured in miles per gallon (MPG), reflecting the distance the car could cover on a single unit of fuel.

In typical driving scenarios combining city and highway conditions, the Rex 660 A achieved an impressive fuel efficiency of approximately 39.8 MPG in the 10/15 mode. This mode represented a mixed driving cycle, simulating real-world urban conditions and providing a reliable estimate of the vehicle's fuel economy.

For more steady-state cruising at a constant speed, the Rex 660 A showcased even greater fuel efficiency. At a speed of 60 km/h, the car achieved approximately 60.3 MPG in the corresponding mode. This emphasized the vehicle's ability to maximize fuel economy during relaxed, constant-speed driving.

The high fuel efficiency figures of the Rex 660 A demonstrated its proficiency in covering longer distances on minimal fuel consumption. This translated to reduced fuel expenses and fewer visits to the gas station, contributing to the car's overall cost-effectiveness and practicality.

The Rex 660 A's impressive fuel efficiency was made possible by various factors, including its compact size, lightweight construction, and efficient engine design. These elements worked together harmoniously to optimize fuel consumption and reduce the car's ecological impact.

Overall, the 1990-1992 Subaru Rex 660 A's fuel efficiency, averaging approximately 39.8 MPG in the 10/15 mode and around 60.3 MPG in the 60 km/h mode, demonstrated its commitment to delivering economical and environmentally-friendly performance for urban drivers.

Dimensions and Sizes

The 1990-1992 Subaru Rex 660 A featured compact dimensions and sizes that made it well-suited for urban driving and maneuverability. These measurements contributed to the car's agility and ease of handling in tight spaces.

The exterior length of the Rex 660 A measured approximately 329.5 cm (129.72 inches), while the width spanned around 139.5 cm (54.92 inches). With a height of about 142 cm (55.9 inches), the car's compact stature allowed for easy navigation through crowded city streets and parking in tight spots.

Inside the Rex 660 A, the interior length provided approximately 175 cm (68.89 inches) of space, accommodating passengers comfortably. The width measured around 120.5 cm (47.44 inches), ensuring ample room for occupants. The interior height stood at approximately 118.5 cm (46.65 inches), offering sufficient headroom for passengers of varying heights.

The Rex 660 A boasted a wheelbase of about 229.5 cm (90.35 inches), which contributed to its stability and smooth ride quality. The front and rear axle lengths were both approximately 122.5 cm (48.22 inches), ensuring balanced weight distribution and optimal handling characteristics.

With a minimum turning circle of 4.5 meters, the Rex 660 A was agile and nimble, making it effortless to maneuver and navigate in tight spaces and urban environments. Its compact size and responsive handling allowed drivers to easily negotiate sharp turns and crowded streets.

The car's weight was around 620 kg (1366 lbs), further enhancing its nimbleness and agility. The lightweight construction contributed to the Rex 660 A's overall fuel efficiency and responsiveness.

In terms of seating capacity, the Rex 660 A could accommodate four passengers comfortably, thanks to its three doors and well-designed interior space.

Overall, the 1990-1992 Subaru Rex 660 A's compact dimensions and sizes, including its exterior length of approximately 329.5 cm, width of around 139.5 cm, and height of about 142 cm, made it well-suited for urban driving and maneuverability. The interior space provided ample room for occupants, and the car's lightweight construction further enhanced its overall agility and fuel efficiency.

Wheel Specifications

The 1990-1992 Subaru Rex 660 A featured specific wheel specifications that contributed to its overall performance, handling, and ride quality. These specifications ensured a balanced and comfortable driving experience.

The front and rear tires of the Rex 660 A had the same size, measuring 155/70 R12. This tire size provided a good balance between grip and fuel efficiency, further enhancing the car's overall handling characteristics.

The R12 designation indicated the wheel rim size associated with the Rex 660 A's tires. This size provided a suitable balance between comfort and agility, ensuring a smooth ride while maintaining responsive handling in urban driving conditions.

The specific details of the wheel rims were not specified in the given information. However, it can be assumed that the wheel rims were designed to match the tire specifications and provide appropriate fitment and performance for the Rex 660 A.

The tire and rim sizes selected for the Rex 660 A were carefully chosen to optimize the car's handling, stability, and fuel efficiency. The 155/70 R12 tire size, along with the associated wheel rims, ensured that the vehicle maintained good traction and stability on the road.

The wheel specifications of the 1990-1992 Subaru Rex 660 A, including the 155/70 R12 tire size, contributed to the car's overall performance and handling characteristics. The tire and rim combination provided a suitable balance between grip, comfort, and fuel efficiency, enhancing the driving experience in urban environments.

Trim Levels and Models

The 1990-1992 Subaru Rex 660 A was available in various trim levels and models, offering a range of features and options to suit different preferences and needs. These trim levels provided customers with choices in terms of equipment and styling.

While specific details of each trim level were not provided, it can be assumed that the Rex 660 A was offered in different variations to cater to a diverse customer base. These trim levels may have included:

1. Base Grade: The base model of the Rex 660 A, offering essential features and equipment for practical urban driving.

2. DX: A higher trim level that could have added more features and options to enhance comfort and convenience.

3. Custom: A premium or sport-oriented trim level that may have offered upgraded styling elements and additional amenities.

These trim levels likely varied in terms of interior finishes, exterior styling details, and available features such as power options, audio systems, or upholstery materials. The specific trim levels available could also vary based on the regional markets where the Rex 660 A was sold.

The trim levels and models of the 1990-1992 Subaru Rex 660 A allowed customers to choose a version of the car that aligned with their preferences and requirements. Whether it was the base grade for budget-conscious buyers or the higher trim levels for those seeking additional comfort and style, the Rex 660 A aimed to offer options to cater to a diverse range of drivers.

Conclusion

The 1990-1992 Subaru Rex 660 A was a compact and fuel-efficient hatchback that excelled in urban driving environments. With its small size, agile handling, and impressive fuel economy, the Rex 660 A offered practicality and cost-effectiveness for city dwellers.

Equipped with a 658cc (0.66L) engine, the Rex 660 A delivered a maximum power output of 42.5 PS (42 bhp) or 31.3 kW. This engine, combined with its lightweight construction, ensured nimble performance and responsiveness on city streets.

The fuel efficiency of the Rex 660 A was noteworthy, achieving approximately 39.8 MPG in the 10/15 mode and around 60.3 MPG in the 60 km/h mode. These figures highlighted the car's ability to cover longer distances on minimal fuel consumption, making it an economical choice for urban commuting.

The compact dimensions of the Rex 660 A, including an exterior length of approximately 329.5 cm, width of around 139.5 cm, and height of about 142 cm, contributed to its maneuverability in congested areas. It offered ample interior space for four occupants, ensuring comfort during daily commutes.

The Rex 660 A featured specific wheel specifications, including 155/70 R12 tire size, which contributed to its handling and stability. These specifications were carefully chosen to strike a balance between grip, comfort, and fuel efficiency.

Though specific trim levels were not provided, the Rex 660 A likely offered different variations to suit diverse preferences and budgets. These trim levels could have included base grades with essential features, higher-level trims with additional amenities, and custom editions with sportier or more premium styling.

In conclusion, the 1990-1992 Subaru Rex 660 A was a practical and efficient hatchback designed for urban driving. With its compact size, fuel economy, and versatile trim levels, the Rex 660 A aimed to offer a cost-effective and enjoyable driving experience for city dwellers.

FAQ: Frequently Asked Questions About the 1990-1992 Subaru Rex 660 A