1972 Buick Convertible GS options Buick 455 Tremec 5 speed.

For Sale: 1972 Buick Convertible - A Perfect Blend of Old-School Muscle and Modern Reliability

This 1972 Buick Convertible is a labor of love and passion, built with the idea of combining raw Buick muscle with streetable reliability. It’s a one-of-a-kind ride ready to bring joy to the next owner, whether you’re cruising to a car show or heading to the beach. Here’s what you need to know about this beauty:

Engine & Drivetrain

•Buick 455 Big Block:

•Engine punched 30 over, running 10.5 compression with forged internals.

•Balanced, blueprinted, and assembled by the legendary Buick specialists at Stage One Performance in New Jersey.

•Built around a TA 413 performance cam with Stage 1 ported heads massaged by the late Greg Gessler.

•TA performance SP1 ported intake manifold, powder-coated to match the classic TA black krinkle valve covers.

•TA performance coated headers, feeding into a custom 3” stainless exhaust with an H-pipe, finishing with Flowmaster mufflers.

•Produces 500+ HP and 550 ft-lbs of torque – pure power ready for the street.

•FiTech 650 Power Adder Fuel Injection System:

•Ensures reliable and smooth starts with high-pressure fuel lines and an in-tank fuel pump.

•Plumbed to a Tanks Inc. fuel injection tank with a new sending unit.

•Cooling & Electrical:

•March performance serpentine belt system with chrome alternator, power steering pump, and an A/C compressor (wiring installed but will need further components to complete).

•MSD Pro Billet Distributor controlled by FiTech, fired through an MSD 6AL box for precision ignition.

•Painless performance wiring harness in the front, with all underhood wiring relocated for a clean appearance.

•Derale cooling unit, controlled via the FiTech handheld tuner mounted under the dash.

Transmission & Suspension

•Tremec TKO 600 5-Speed Manual Transmission:

•The perfect combination for muscle and cruising comfort. Drop it into 5th and cruise effortlessly.

•Rear End & Suspension:

•3.55 rear end gears with Detroit Tru Trac Posi, offering great off-the-line torque and smooth highway cruising.

•Rear suspension upgraded with a Hotchkiss antisway bar, Southside bars, upper relocators, and airbags for that no-hop squat-and-go action.

•Front adjustable coil-over suspension allows you to dial in your preferred stance and ride height.

Exterior

•Body & Paint:

•Rust-free doors, fenders, and GS hood sourced from Texas.

•OriginalGSX rear spoiler, giving it that iconic muscle car look.

•Painted in Boyd Coddington Smooth Yellow for an eye-catching finish.

•Original hood tach, restored and painted to match.

•Convertible Top:

•High-quality cloth top with a glass rear window, complete with a top cover for protection when down.

•Bumpers:

•Rechromed around 15 years ago and still in very nice shape, adding to the overall shine of the car.

Interior & Comfort

•Complete Interior Overhaul:

•New door panels and a custom leather-topped dash for a refined finish.

•Procar reclining front seats, matching rear seat material for consistent style and comfort.

•Audio & Entertainment:

•Custom stereo speaker fitted into the dash with additional speakers in the kick panels.

•JVC MP3 unit with USB and XM Radio – because sometimes you need more than just the roar of the engine.

Additional Features

•Chrome master cylinder setup with a line lock – a recent addition.

•Original GS details throughout the car, including rust-free body panels and attention to detail in the restoration

Comes with California Car Cover and your choice of rally rims or Cragars.

Why It’s For Sale

This Buick has been cherished for years, but it’s time for someone new to enjoy it. With countless parades, road trips, and ice cream runs in its past, it’s ready to make new memories. This isn’t just a car – it was a labor of love to create everything I wanted to enjoy the summer, and I’d love to see it go to someone who will appreciate and enjoy it as much as I have.

If you want to see a full walk-around of the car, check out this YouTube video.