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1970 Pontiac Bonneville

The 1970 Bonneville? A big, beautiful barge! It was a muscle car's softer, more luxurious cousin, hugely popular, reflecting 70s American excess. Think long hood, short deck, and plenty of chrome. A true icon of its era, showing off that classic Pontiac style.

History of the Pontiac Bonneville

Introduced in 1957, the Pontiac Bonneville quickly carved out a niche in the automotive world. Originally presented as a limited-production, high-performance convertible, it was inspired by the Bonneville Salt Flats in Utah—talk about big shoes to fill, right? The car was designed for speed and style, capturing the spirit of the open road during a transformative era in American driving culture.

Photo of a 1970 Pontiac Bonneville

1970 Pontiac Bonneville Models:

Select the vehicle's model to see the correct data for it.

How Much is Pontiac Bonneville Worth?

Original MSRP :$3,832.00

Outstanding

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$29,400

Clean

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$21,700

Average

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$11,400*

Rough

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$8,900

1970 Pontiac Bonneville Specs

Body Maker: Fisher
No. Of Doors: 2
Model Number: 6237
Length: 224.6 inches
Width: 79.8 inches
Height: 54.8 inches
Wheelbase: 125 inches
Weight: 4,111lbs
Type: V8, OHV, Downdraft 4-barrel, Synchro-mesh
Displacement: 455 cu. in.
Cylinders: 8
Bore And Stroke: 4.15 & 4.21 inches
Compression Ratio Standard: 10.0 to 1
Horsepower Brake: 360@4300
Horsepower Rated: 55.2
Torque: 500@2700
Main Bearings: 5
Valve Lifters: Hydraulic
Engine Number Location: On pad at front of right side of block.
Lubrication: Pressure to all bearings excluding wrist pin
Carburetor Make: Rochester
Type:
2.8 Pints
Drive:
Rear wheel drive
Clutch Type:
Single plate dry disc
Clutch Size:
11 inches
Gear Ratios:
3
Gear Ratios First:
2.42 to 1
Gear Ratios Second:
1.61
Gear Ratios Third:
1 to 1
Gear Ratios Fourth:
Not applicable
Gear Ratios Fifth:
Not applicable
Gear Ratios Reverse:
2.33
Type: Semifloating
Differential Type: Hypoid
Differential Ratio: 3.23 to 1
Front: Independent ball joint with coil springs
Rear: Coil link
Service Type: Hydraulic, self-adjusting drums
Service Front Size: 11 inches
Service Rear Size: 11 inches
Emergency Type: Rear service brakes
Emergency Size: 11 inches
Type: Premium
Tire Size: H78 x 15
Spare Location: Trunk
Fuel: 26 Gallons
Oil: 5 Quarts
Rear Differential: 4.5 Pints
Front Differential: Not applicable
Transfer Case: Not applicable
Serial Number:Starting 262370a100001
Total Digits:13
Digits 1:Make
Digits 2-3:Series
Digits 4-5:Body style
Digits 6:Model year
Digits 7:Assembly plant
Digits 8-13:Production number
Polar White, Palladium Silver Metallic, Starlight Black, Bermuda Blue Metallic, Lucerne Blue Metallic, Atoll Blue Metallic, Mint Turquoise Metallic, Keylime Green Metallic, Palisade Green Metallic, Verdoro Green Metallic, Pepper Green Metallic, Sierra Yellow, Coronado Gold Metallic, Baja Gold Metallic, Granada Gold Metallic, Palomino Copper Metallic, Castillian Bronze Metallic, Cardinal Red, Burgandy Metallic
Hardtop Coupe: Opt
Turbo Hydramatic Automatic Transmission: Opt
455 Cu. In. V8 Engine: Opt
Power Windows: Opt
Air Conditioning: Opt
Power Brakes: Opt
Power Steering: Opt
Power Seats: Opt
Radio: Opt
Speed Control Device: Opt
Front Disc Rear Drum Brakes: Opt

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Specifications and Performance

The 1970 model is particularly notable for its powerful 455 cubic-inch V8 engine, capable of generating up to 370 horsepower. Imagine cruising down the highway with such power under the hood! This beast of an engine allowed the car to accelerate from 0 to 60 mph in just about 8.5 seconds and reach a top speed of 125 mph. It was this combination of power and elegance that made the Bonneville a top contender in the muscle car market.

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Popular Figures Who Own the Pontiac Bonneville

Here's the juicy bit: some of the biggest names in the entertainment world have been known to own—or at least admire—this car.

Tom Hanks

You know Tom Hanks—America's beloved actor? Well, he has a fondness for classic cars, and the Bonneville is among his collection. It's no wonder, given its rich history and unique design. Hanks has always been quite the enthusiast, and his collection is a testament to that passion.

Arnold Schwarzenegger

The former Governor of California and action film star, Arnold Schwarzenegger, is another famous name linked with the Bonneville. Known for his love of American classics, Schwarzenegger's automotive interests highlight the cultural impact of cars like the Bonneville. Although the details of his collection are less documented, his admiration for such vehicles is well-known.

Cultural Impact

The Pontiac Bonneville's cultural significance extends far beyond the realms of horsepower and torque. This car has starred in blockbuster movies and classic TV shows, embedding itself into the fabric of American pop culture. Remember "Goodfellas"? Yep, a 1965 Bonneville convertible was a star in that movie. Classic TV shows like "Bewitched" also featured the car, further cementing its place as a symbol of luxury and rebellion.

1970 Pontiac Bonneville Gallery

Photo of a 1970 Pontiac Bonneville
Photo of a 1970 Pontiac Bonneville

The Enthusiast Community

The love for the Bonneville extends into a tight-knit community of enthusiasts who celebrate its design and history through meet-ups and gatherings. Often held at retro locations that mirror the car's era, these events are a testament to the Bonneville's enduring charm.

Pricing and Collectability

Collectors constantly vie for the chance to own a piece of this automotive legend. While prices fluctuate, recent sales have been recorded between $11,000 and $22,250. As with most classics, the value is influenced by factors such as condition, rarity, and restoration quality.

Global Appeal

While the Bonneville is as American as apple pie, its appeal isn't confined to the U.S. Globally, collectors appreciate this classic's design and performance, with enthusiasts in countries like Sweden and across Europe adding it to their collections.

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    Salvage Information and more.

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Classic car enthusiasts know it's about more than just the car—it's about the nostalgia, the history, and the shared passion. A can give you a peek into that world, and who knows? You might just fall in love with the chase.

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Explore Pontiac Bonneville from Other Years

Frequently Asked Questions

Well, the '70 Bonneville? It's a real head-turner, let me tell you. Think of it as the grandpappy of all the big, comfy cruisers; it's instantly recognizable with its long, low profile and those iconic, Coke-bottle curves. You'll spot the distinctive split grille, a real beauty; and the squared-off tail lights are a dead giveaway. Under the hood, you'll find a powerful engine—options ranged from a hefty V8 to, I think, even a more beastly 455 cubic inch monster — capable of moving that big body with surprising pep, despite it being a bit of a land yacht. Basically, it's a symbol of that era, a bit like a time capsule from an era of excess, before gas prices really started to pinch.

The '70 Bonneville boasted a range of powerful engines, which is pretty neat. You had your standard issue V8s, but there were some real brawlers in the lineup too, like that monster 455 cubic inch option. It was the top of the line and oh boy, did it deliver! Picking the right engine really depended on what you wanted— did you prioritize fuel economy (ha!), or pure muscle? It's something that always pops up in discussions among classic car aficionados.

You could generally find them as two-door hardtops, and four-door hardtops. Convertibles were also in the mix that year, making for a pretty diverse selection, relatively speaking. They were generally larger cars, which you'd expect, so those body styles were well-suited to the car's overall design. They are pretty substantial in size compared to many modern cars.

Like any classic car, it's not exactly a plug-and-play affair. You know, these older Pontiacs are known for some quirks. The electrical systems can be a bit finicky sometimes, so be prepared for some potential headaches. Also, keep an eye out for rust, especially in areas prone to corrosion (like the body's undercarriage). And, it is very important, the brake system is a really important area to look into because stopping power is no joke, am I right? Regular maintenance is key to keeping this old girl happy and on the road; think of it like looking after a really temperamental but rewarding pet.

Ah, the million-dollar question! The price can really vary wildly depending on condition, options, and the mileage. A rough estimate would place it somewhere in a wide range; let's say everything from several thousand (for one that needs a TON of work) all the way up to several tens of thousands for a beautifully restored specimen. It's honestly really important to find a trusted expert opinion. Doing your homework on prices is absolutely essential before you dive in.

Finding parts for these beauties is a whole different ball game. There are tons of classic car parts suppliers, both online and brick and mortar, which sell original parts as well as reproduction ones. Online forums are also a godsend, and a great place to find leads and help from experienced owners. You might need to do a bit of sleuthing, but there are lots of options available to you.