1990 Subaru Rex 660 VX open top Specs

OVERVIEW

With a fuel consumption of 41.2 mpg US - 49.5 mpg UK - 5.7 L/100km, a weight of 1521 lbs (690 kg), the Subaru Rex 660 VX open top has a water cooling 4 cylinder SOHC engine, a Regular gasoline engine EN07. This engine EN07 produces a maximum power of 64.8 PS (64 bhp - 47.7 kW) at 6400 rpm and a maximum torque of 84.3 Nm (62.2 lb.ft - 8.6 kg.m) at 4400 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 VX open top braking system includes Leading trailing drum brake at the rear and Ventilated disk at the front. Stock tire sizes are 145/70 on 12 inch rims at the rear and 145/70 on 12 inch rims at the front. Chassis details - Subaru Rex 660 VX open top 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 25, 2024

Introduction to the Subaru Rex 660 VX Open Top

The 1990-1992 Subaru Rex 660 VX Open Top represents a distinctive and limited-production kei car from Subaru's history. This compact, open-top hatchback was in production for a short period, from March 1990 to February 1992, making it a rare find on today's roads.

One of the notable characteristics of this model is its drivetrain configuration. The Rex 660 VX Open Top featured front-wheel drive (FF), which is common in many kei cars designed for urban use. This drivetrain setup is suitable for efficient maneuverability in tight city spaces.

Powering this compact car is a 658 cm³ engine, denoted by the engine code EN07. It's a four-cylinder, single overhead cam (SOHC) engine with water cooling. Notably, it incorporates a charger, which adds to its performance capabilities within the kei car segment.

In terms of exterior dimensions, the Rex 660 VX Open Top measures approximately 329.5 cm (129.72 inches) in length, 139.5 cm (54.92 inches) in width, and 144.5 cm (56.88 inches) in height. These compact dimensions make it well-suited for city driving and parking in tight spots.

The interior of this kei car provides a cozy space with seating for four passengers. The interior length is about 175 cm (68.89 inches), offering a comfortable cabin for occupants. It's designed with practicality in mind, ideal for navigating through crowded urban environments.

The car's suspension system features a strut independent front suspension and a semi-trailing arm type independent rear suspension. This setup is designed to provide a balanced ride and handling experience.

Fuel efficiency is a key factor in the kei car segment, and the Rex 660 VX Open Top doesn't disappoint. It achieves an impressive fuel consumption rating, especially in the 60 km/h mode, where it can deliver approximately 61.8 miles per gallon (US) or 74.3 miles per gallon (UK), making it an economical choice for daily commuting.

Overall, the 1990-1992 Subaru Rex 660 VX Open Top is a unique and compact kei car that combines efficient urban driving with an open-top experience, making it a standout choice for those seeking practicality and a touch of fun in their daily transportation.

Engine Specifications

The heart of the 1990-1992 Subaru Rex 660 VX Open Top lies in its engine, an integral component of this compact and nimble kei car. Let's delve into the engine specifications that power this unique vehicle.

Under the hood, you'll find the EN07 engine, a four-cylinder powerplant with a single overhead camshaft (SOHC) configuration. This type of engine design is commonly found in kei cars, emphasizing efficiency and reliability.

One notable feature of the engine is its charger, which enhances its performance within the confines of the kei car segment. This addition bolsters power delivery, allowing the Rex 660 VX Open Top to navigate urban streets with ease.

While specific power and torque figures are not provided, it's important to note that kei cars like the Rex 660 VX Open Top prioritize fuel efficiency and urban maneuverability over raw power. These cars are designed to excel in city driving conditions, where agility and compact dimensions are key.

The engine's displacement, at 658 cm³, is in line with the kei car regulations in Japan. These regulations dictate specific dimensions and engine sizes to qualify for tax and insurance benefits in Japan, making the Rex 660 VX Open Top an attractive option for city dwellers.

Additionally, the engine's fuel type is regular gasoline, a common choice for kei cars due to its widespread availability and affordability.

The engine's performance is further complemented by its continuously variable transmission (ECVT), which optimizes power delivery and fuel efficiency, ensuring a smooth and responsive driving experience.

In summary, the 1990-1992 Subaru Rex 660 VX Open Top's engine specifications align with the principles of kei cars, emphasizing efficiency, compactness, and urban usability. While it may not be a powerhouse, it's designed to excel in its intended environment, making it a practical choice for city driving.

Performance and MPG

The 1990-1992 Subaru Rex 660 VX Open Top is a kei car that prioritizes practicality and efficiency in its design, and this focus extends to its performance and fuel efficiency.

Kei cars like the Rex 660 VX Open Top are not built for high-speed performance, but rather for nimble and efficient city driving. The compact size and front-wheel-drive (FF) layout make it an ideal choice for navigating crowded urban streets and fitting into tight parking spaces.

The engine, with its charger and continuously variable transmission (ECVT), delivers sufficient power for daily commuting and city driving. While exact horsepower and torque figures are not provided, it's important to remember that kei cars are designed to excel in fuel efficiency and urban maneuverability rather than raw power.

Fuel efficiency is a strong suit of the Rex 660 VX Open Top. It achieves impressive fuel consumption ratings, particularly in the 60 km/h mode, where it can deliver around 61.8 miles per gallon (US) or 74.3 miles per gallon (UK). This level of efficiency makes it an economical choice for those seeking to minimize fuel costs in their daily commute.

In terms of handling, the car's compact dimensions and lightweight design contribute to its agility. While it may not offer sports-car-level handling, it provides a nimble and responsive driving experience, ideal for city driving and tight corners.

The suspension system, featuring a strut independent front suspension and semi-trailing arm type independent rear suspension, is designed to balance ride comfort and stability, ensuring a smooth and controlled ride on urban roads.

In summary, the 1990-1992 Subaru Rex 660 VX Open Top offers a balanced performance package tailored for city driving. Its emphasis on efficiency, compactness, and ease of maneuvering makes it a practical choice for those navigating bustling urban environments while keeping fuel consumption in check.

Fuel Consumption Ratings

The fuel consumption ratings of the 1990-1992 Subaru Rex 660 VX Open Top are a noteworthy aspect of this kei car's appeal. Designed with efficiency in mind, this compact vehicle offers impressive fuel economy, making it a cost-effective choice for daily commuting and urban driving.

One of the key fuel consumption figures to consider is the 60 km/h mode rating, where the Rex 660 VX Open Top shines. In this mode, the car achieves an impressive fuel consumption rate, delivering approximately 61.8 miles per gallon (US) or 74.3 miles per gallon (UK). This level of efficiency is a testament to its design, which prioritizes economical use of fuel.

In the 10/15 mode, which likely simulates a mix of city and highway driving conditions, the Rex 660 VX Open Top maintains good fuel efficiency, with a rating of about 41.2 miles per gallon (US) or 49.5 miles per gallon (UK). This suggests that it can handle various driving scenarios while keeping fuel consumption at a reasonable level.

These fuel consumption ratings align with the objectives of kei cars, which are designed to excel in urban settings where stop-and-go traffic is common. With its compact size, lightweight build, and efficient engine, the Rex 660 VX Open Top proves to be a practical choice for those seeking to minimize fuel costs without compromising on mobility.

Overall, the 1990-1992 Subaru Rex 660 VX Open Top impresses with its fuel consumption ratings, making it an economical and environmentally conscious option for individuals navigating city streets and urban environments.

Fuel Tank Capacity

The fuel tank capacity of the 1990-1992 Subaru Rex 660 VX Open Top is a crucial aspect to consider, especially for a compact car designed with fuel efficiency in mind.

The fuel tank of this kei car has a capacity of approximately 8.4 US gallons, equivalent to 7 UK gallons or approximately 32 liters. This capacity aligns with the car's intended purpose – to be an economical and practical choice for urban driving.

The relatively modest fuel tank size is in line with the kei car category's focus on efficiency and compactness. Smaller fuel tanks not only reduce weight but also contribute to the vehicle's fuel efficiency, as they allow for less fuel to be carried, which can enhance the car's overall mileage.

The 8.4 US gallon (32-liter) capacity should provide a reasonable driving range for daily commuting and urban driving scenarios. It's important to note that kei cars like the Rex 660 VX Open Top are designed primarily for short to medium-distance trips within urban areas, where refueling opportunities are readily available.

In summary, the fuel tank capacity of the 1990-1992 Subaru Rex 660 VX Open Top is designed to strike a balance between practicality and efficiency. While it may not have a large tank for extended highway journeys, it offers sufficient capacity for typical urban driving needs while complementing the car's overall focus on fuel economy.

Dimensions and Sizes

The dimensions and sizes of the 1990-1992 Subaru Rex 660 VX Open Top play a crucial role in defining this compact kei car's character. Designed to excel in urban environments, the car's compact and efficient dimensions make it well-suited for navigating crowded streets and tight parking spaces.

Starting with the exterior dimensions, the Rex 660 VX Open Top measures approximately 329.5 cm (129.72 inches) in length, 139.5 cm (54.92 inches) in width, and 144.5 cm (56.88 inches) in height. These compact exterior dimensions allow it to effortlessly weave through city traffic and fit into small parking spots, making it an ideal choice for urban commuters.

Moving to the interior, the cabin of the Rex 660 VX Open Top provides a cozy yet practical space for occupants. The interior length measures about 175 cm (68.89 inches), offering comfortable seating for passengers. The width inside is approximately 120.5 cm (47.44 inches), providing ample room for passengers to sit comfortably without feeling cramped. The interior height stands at around 117 cm (46.06 inches), ensuring sufficient headroom for occupants.

The wheelbase, which measures approximately 229.5 cm (90.35 inches), contributes to the car's stability and balanced handling on city streets. The front and rear axles each have a length of about 122 cm (48.03 inches), which, combined with the compact dimensions, contributes to the car's excellent maneuverability.

The ride height, or ground clearance, is approximately 15.5 cm (6.1 inches). This clearance strikes a balance between providing enough ground clearance to navigate uneven road surfaces and keeping the car's center of gravity low for stable handling.

In summary, the dimensions and sizes of the 1990-1992 Subaru Rex 660 VX Open Top are tailored to meet the demands of urban driving. Its compact exterior, comfortable interior, and well-balanced dimensions make it an excellent choice for those seeking a practical and efficient vehicle for city commuting.

Wheel Specifications

The wheel specifications of the 1990-1992 Subaru Rex 660 VX Open Top contribute to its overall performance and handling characteristics, particularly in urban driving scenarios where agility and stability are essential.

The car is equipped with compact wheels that match its kei car category. The front and rear tires have dimensions of 145/70 R12, indicating a tire width of 145 millimeters, an aspect ratio of 70 (indicating the height of the tire's sidewall as a percentage of the width), and a wheel diameter of 12 inches. These dimensions are chosen to provide a balance between ride comfort and stability, making them well-suited for urban driving conditions.

The use of 12-inch wheels aligns with the car's compact size and contributes to its nimble handling characteristics. Smaller wheels typically result in a lower unsprung weight, which can enhance the car's responsiveness to steering inputs and help it navigate through tight city streets with ease.

The tire size, while not designed for high-speed performance, complements the Rex 660 VX Open Top's primary focus on efficiency and maneuverability. These tires are well-matched to the car's drivetrain configuration and suspension setup, ensuring a comfortable and controlled ride in urban environments.

In summary, the wheel specifications of the 1990-1992 Subaru Rex 660 VX Open Top are designed to enhance its suitability for urban driving. The choice of compact 12-inch wheels and the tire size strike a balance between ride comfort, stability, and maneuverability, making this kei car a practical and efficient choice for navigating city streets.

Trim Levels and Options

The 1990-1992 Subaru Rex 660 VX Open Top was offered with various trim levels and optional features, allowing buyers to tailor their vehicles to suit their preferences and needs.

The exact trim levels and options available for this specific model may vary by region and model year, but here are some common features and options that were often found in kei cars of this era, which may have been available for the Rex 660 VX Open Top:

1. Interior Upholstery: Buyers may have had choices in terms of interior upholstery materials and colors. These options allowed for some personalization of the car's cabin.

2. Audio System: Some trim levels might have come equipped with an audio system, while others may have offered it as an optional feature. The audio system could include features such as a radio or cassette player.

3. Air Conditioning: Air conditioning was a valuable option, especially for comfort during hot summers. Some trims may have included it as standard equipment, while others might have offered it as an add-on.

4. Power Features: Depending on the trim level, power windows and power door locks could be available as standard or optional features, enhancing convenience.

5. Alloy Wheels: Upgraded alloy wheels could be an option for those looking to enhance the vehicle's aesthetics.

6. Sunroof: While the open-top design of the Rex 660 VX Open Top was its primary feature, some models might have offered a removable or retractable sunroof as an additional feature.

7. Safety Features: Safety features, such as seatbelts and basic safety systems, were typically included as standard across all trim levels. Advanced safety features like airbags were not common in kei cars of this era.

It's important to note that the availability of these features and options could vary depending on the specific model year and the market in which the vehicle was sold. Buyers would typically have had the option to choose a trim level that matched their preferences and budget, allowing for some customization of their Rex 660 VX Open Top.

Generational Changes

The 1990-1992 Subaru Rex 660 VX Open Top represented a short but noteworthy period in the model's generational evolution. While kei cars like the Rex 660 typically follow a gradual evolution process, certain changes and updates occurred during this time frame that distinguish this particular generation.

1. Introduction of Open-Top Variant: Perhaps the most distinctive change was the introduction of the open-top variant. Prior to this generation, the Rex 660 had been available in various body styles, but the open-top version added a new dimension to the model lineup. This open-top design provided a unique driving experience, especially for those seeking a more open-air feel.

2. Refinements in Fuel Efficiency: Kei cars, in general, prioritize fuel efficiency, and this generation of the Rex 660 VX Open Top was no exception. While not a dramatic change, it's likely that Subaru made subtle tweaks to the engine and transmission to enhance overall fuel economy, aligning with the evolving environmental consciousness of the era.

3. Interior Comfort and Features: Kei cars often excel in maximizing interior space within their compact dimensions. This generation may have seen improvements in interior design and comfort, with attention to details like seating materials, cabin layout, and the inclusion of convenience features.

4. Safety Considerations: While not a major shift, safety considerations were becoming more prominent during this era. Manufacturers were beginning to introduce features like improved crumple zones and reinforced safety structures. However, advanced safety features like airbags were still rare in kei cars of this period.

5. Styling Enhancements: Exterior and interior styling may have received updates to keep the Rex 660 VX Open Top visually appealing and in line with contemporary design trends. These updates could include changes in body lines, lighting elements, and interior aesthetics.

It's essential to note that kei cars, including the Rex 660 VX Open Top, typically follow a consistent design philosophy and are subject to the regulatory constraints of the kei car category in Japan. As a result, major generational changes in terms of size or performance are relatively limited. However, automakers often make incremental improvements to enhance the overall appeal, safety, and comfort of these compact vehicles, and the 1990-1992 generation of the Rex 660 VX Open Top would have been no exception.

Conclusion: A Look Back at the Subaru Rex 660 VX Open Top

Taking a retrospective view of the 1990-1992 Subaru Rex 660 VX Open Top, it becomes evident that this kei car represented a unique and practical choice for urban driving during its short production span.

The Rex 660 VX Open Top catered to a niche market of drivers who sought a compact, fuel-efficient vehicle with an open-top driving experience. This open-air design added a touch of fun to daily commutes and city errands, making it stand out in the kei car category.

Its compact dimensions, including its exterior length, width, and height, were tailored for maneuvering through crowded urban streets and fitting into tight parking spaces. Inside, the cabin dimensions provided a comfortable and spacious environment for up to four occupants, ensuring practicality without compromising comfort.

Under the hood, the EN07 engine with a charger and the continuously variable transmission (ECVT) delivered adequate power while prioritizing fuel efficiency, aligning with the kei car's mission of economical urban mobility.

Moreover, the Rex 660 VX Open Top excelled in fuel economy, particularly in the 60 km/h mode, where it delivered impressive mileage. This attribute made it a cost-effective choice for city dwellers looking to minimize fuel expenses.

While not a high-performance vehicle, its nimble handling, and agility were well-suited for navigating city streets. The suspension system, including the strut independent front suspension and semi-trailing arm type independent rear suspension, provided a comfortable and controlled ride.

As with many kei cars, safety features were basic during this era, focusing more on efficiency and affordability. The availability of certain optional features like air conditioning, audio systems, and power features allowed buyers to tailor the Rex 660 VX Open Top to their preferences.

In conclusion, the 1990-1992 Subaru Rex 660 VX Open Top embodied the quintessential attributes of a kei car – compactness, efficiency, and practicality for urban driving. Its unique open-top design added an element of enjoyment to daily journeys, making it a distinctive choice in the world of kei cars during its production years.

FAQ: Common Questions About the 1990-1992 Subaru Rex 660 VX Open Top