The coupe Pontiac Sunbird 1975 - 1980 year modification 2.5 AT (92 hp)

Engine
Engine type	petrol
Engine capacity, cm³	2471
Boost type	No
Maximum power, hp/kW at rpm	92 / 68 at 4800
Maximum torque, N*m at rpm	183 at 3200
Cylinder arrangement	in-line
Number of cylinders	4
Number of valves per cylinder	2
Engine power supply system	distributed injection
Compression ratio	8.3
Cylinder diameter and piston stroke, mm	101.6 × 76.2
General information
Brand country	USA
Car class	C
Number of doors	2
Performance indicators
Fuel type	Super (95)
Sizes in mm
Length	4550
Width	1660
Height	1260
Wheelbase	2460
Ground clearance	124
Front track width	1405
Rear track width	1374
Suspension and brakes
Type of front suspension	independent, spring
Type of rear suspension	dependent, spring
Front brakes	disc
Rear brakes	drum
Transmission
Transmission	automatic
Number of gears	3
Drive type	rear

Pontiac Sunbird: A Classic American Coupe

The Pontiac Sunbird, produced from 1975 to 1980, is a classic American coupe that combines style, performance, and practicality. As a member of the C-class, this two-door coupe is a perfect blend of compact design and efficient engineering. With its rear-wheel drive and automatic transmission, the Sunbird offers a smooth and enjoyable driving experience, making it a standout choice for enthusiasts of vintage cars.

Performance and Engine Specifications

Under the hood, the Pontiac Sunbird is powered by a 2.5-liter inline-4 petrol engine, delivering 92 horsepower at 4800 rpm and a maximum torque of 183 N*m at 3200 rpm. The engine features a distributed injection system and a compression ratio of 8.3, ensuring reliable performance and fuel efficiency. With a 3-speed automatic transmission, the Sunbird provides a seamless driving experience, whether cruising on the highway or navigating city streets. The rear-wheel drive system adds to the car's dynamic handling, making it a joy to drive.

Design and Dimensions

The Pontiac Sunbird boasts a sleek and compact design, with a length of 4550 mm, a width of 1660 mm, and a height of 1260 mm. Its wheelbase of 2460 mm and ground clearance of 124 mm contribute to its stable and balanced ride. The car's independent front suspension and dependent rear suspension, both spring-based, ensure a comfortable and smooth ride. The front disc brakes and rear drum brakes provide reliable stopping power, enhancing the overall safety of the vehicle.

Pros and Cons

Pros: The Pontiac Sunbird offers a classic design, reliable performance, and a comfortable ride. Its rear-wheel drive and automatic transmission make it a fun and easy car to drive. The compact dimensions and efficient engine make it suitable for both city and highway driving.
Cons: The 92 horsepower engine may feel underpowered for some drivers, especially when compared to modern vehicles. The drum brakes at the rear may not provide the same level of stopping power as modern disc brakes. Additionally, the car's age may require more maintenance and care compared to newer models.

Conclusion

The Pontiac Sunbird is a classic American coupe that offers a unique blend of style, performance, and practicality. Its compact design, efficient engine, and smooth transmission make it a great choice for those looking to own a piece of automotive history. While it may not have the power or modern features of newer cars, the Sunbird's charm and driving experience make it a standout option for vintage car enthusiasts.