£43,200
LS3-Powered 1977 Pontiac Firebird Formula 6-Speed
Bring A Trailer • US • 16 Oct 2026
Market Position:
Highest 20% of Past Sales
Track live values and receive listing alerts
Track live values and receive listing alerts
£43,200
LS3-Powered 1977 Pontiac Firebird Formula 6-Speed
US • 16 Oct 2026
Vehicle Details
AI Listing Summary
This 1977 Pontiac Firebird Formula has undergone a significant modern LS3 V8 engine and 6-speed manual transmission conversion, featuring upgrades like Vintage Air, Wilwood brakes, and Dakota Digital gauges. Despite the extensive mechanical overhaul and a recent black repaint, the car exhibits cosmetic flaws such as a cracked windshield and wear on interior components, requiring some attention.
Condition
7
The car has had a full restoration with a modern engine and transmission, but has some cosmetic issues including a cracked windshield, blemishes on various surfaces, and wear on the steering wheel foam. The passenger sun visor has detached.
/ 10
1,400 miles
2U87Z7N129862
1977
Auction
Manual
LHD
United States
£43,200
LS3-Powered 1977 Pontiac Firebird Formula 6-Speed
Bring A Trailer • US • 16 Oct 2026
Market Position:
Highest 20% of Past Sales
Track live values and receive listing alerts
Description
Since Completion of Build 6.2-Liter LS3 V8 Crate
Engine Six-Speed Manual Transmission Repainted in Black Black Vinyl Upholstery 17" Snowflake-Style Wheels Wilwood Brake Master Cylinder Wilwood Brake Calipers Shaker Hood Front & Rear Spoilers Power Windows JVC CD Stereo w/Bluetooth Vintage Air Heating & A/C Dakota Digital Instrumentation Be Cool Radiator Electric Cooling Fans Long-Tube Exhaust Headers Service Records This 1977 Pontiac Firebird Formula was modified to resemble a Trans Am with the installation of a 6.2-liter LS3 V8 crate engine, a Tremec T56 Magnum six-speed manual transmission, Vintage Air heating and air conditioning, Dakota Digital instrumentation, and four-wheel disc brakes with a Wilwood master cylinder and calipers between 2020 and 2021, and it was acquired by the current owner in May 2022.
Repainted in black over black vinyl, the car also features a shaker hood, a Be Cool radiator, electric cooling fans, long-tube exhaust headers, front and rear spoilers, 17″ sno...
Price Analysis vs Other Firebirds
£855
Lowest Price (Since 2020)
£23,910
Median Price (Since 2020)
£263,670
Highest Price (Since 2020)
World Record
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Highest 20% of Past Sales
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Previous Firebird Sales
MOT Information
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Auction House Headquarters
Bring A Trailer
1300 22nd Street, Suite 200, San Francisco, California, 94107, US
Operating from San Francisco, California, Bring A Trailer is an online auction platform dedicated to classic, performance, and collector vehicles. They operate timed online auctions globally and provide vehicle consignment.
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