Pontiac Firebird Esprit 1975 – Converted to 1970 Look with 454 Big Block

Here’s your chance to acquire a true American classic – a 1975 Pontiac Firebird Esprit, stylishly transformed with both character and power into an impressive 1970-style muscle car. A striking and potent example that combines classic design with raw V8 performance.

Basic Information & History

1. Model: Pontiac Firebird (converted to 1970 look)
2. Engine: Chevrolet 454 Big Block
3. Ported heads
4. Hydraulic roller cam
5. Weber 4-barrel carburetor
6. Engine runs very well
7. Transmission: TH-400 with reverse manual valve body
8. Shifts smoothly and without issue
9. Upgraded oil pan with higher capacity than stock
10. Oil pan gasket and new filters replaced
11. Transmission cooler disconnected
12. Transmission temperature shown via gauge: 85–87°C during operation
13. Rear Axle: 8.5” 10-bolt with 2.56 gear ratio
14. (road-friendly but not optimized for rapid acceleration)
15. Upgrades: Headers, 2.5” exhaust system, electric fuel pump, and electric fan

Exterior

1. Recently painted in white – very good condition
2. Body and paint present a high-quality overall impression
3. Minor flaws:
4. Some rust in the trunk area
5. Paint peeling on right rear fender
6. Paint bubble near the hood
7. Previous repaint (date and extent unknown)
8. Wheels: Halibrand 15x10" – wide and aggressive with classic muscle car style

Interior

1. Black original vinyl – unusually well preserved
2. Seats intact (except for a small tear on the driver’s seat)
3. Headliner in great shape – no mold or damage
4. Some wear on door panels and scuff plates
5. Steering wheel has damage
6. Windows in good condition – no cracks or stone chips

Technical & Maintenance

1. Last inspection: Not currently inspected – the next one will be the final required inspection
2. Battery: Replaced
3. Alternator: New alternator included
4. Fuel pump: Current electric pump is audible but functional – a new pump is included
5. Flexplate cover: Missing but included with the car

Service History

1. No complete service book available
2. No known body repairs such as panel replacements or welding
3. Oil pan gasket and filters have been replaced
4. Last inspected on 2022-09-10 at 90,430 km

Summary

This is a powerful, stylish, and well-preserved example of a Firebird Esprit – upgraded to both turn heads and roar with authority. The engine runs strong, and the transmission shifts as it should. Featuring the distinctive 454 Big Block, TH-400 transmission with manual valve control, wide Halibrand 15x10 wheels, and highway-friendly rear axle, this muscle car offers driving pleasure wrapped in a timeless silhouette. Ideal for shows, cruising, or as a foundation for a light restoration. A tastefully modified American '70s classic – in great condition and ready for its next owner.