Detroit’s big names get all the glory, but some of the most fascinating muscle cars ever built came from the underdogs. Smaller companies, dealer specials, and one-year wonders took on the legends and sometimes beat […]
Detroit’s big names get all the glory, but some of the most fascinating muscle cars ever built came from the underdogs. Smaller companies, dealer specials, and one-year wonders took on the legends and sometimes beat them where it counted. This countdown runs from number 12 down to number 1, and the last car on the list has an origin story that surprises almost everyone.
Video Chapters
00:00 Introduction
00:18 No.12: 1968 AMC AMX
01:04 No.11: 1970 AMC Rebel Machine
01:51 No.10: 1969 Hurst SC Rambler
02:36 No.9: 1969 Ford Torino Talladega
03:28 No.8: 1970 Plymouth Superbird
04:20 No.7: 1968 Hurst Olds 455
05:05 No.6: 1970 Buick GSX Stage 1
05:54 No.5: 1969 Pontiac Firebird Trans Am
06:48 No.4: 1969 Yenko Super Camaro
07:38 No.3: 1968 Dodge Hemi Dart
08:21 No.2: 1970 Plymouth AAR Cuda
09:07 No.1: 1969 Ford Mustang Boss 429
09:57 Final Thoughts
No.12: 1968 AMC AMX
This car set one hundred and six world records before most buyers could even order one. American Motors took its new Javelin, chopped twelve inches out of the wheelbase, deleted the back seat, and created a two seat, steel bodied sports car that cost far less than a Corvette. Under the hood sat a 390 cubic inch V8 making 315 horsepower.
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To prove it was serious, AMC hired land speed legend Craig Breedlove, and in early 1968 two specially prepared AMXs set those records at Goodyear's track in Texas. The twist is that this was one of only two American built two seaters on sale at the time, from a small company taking on the giants of Detroit. Collectors still root for it like the underdog it was.
No.11: 1970 AMC Rebel Machine
AMC painted this car red, white, and blue, and it was no accident. The Rebel Machine arrived for 1970 as a low priced answer to the Plymouth Road Runner, wearing a patriotic paint scheme you could spot from a block away. Underneath sat a special 390 cubic inch V8 rated at 340 horsepower and 430 pound feet of torque, the most powerful engine American Motors ever offered in a regular production car. A Hurst shifter and a hood mounted tachometer came along for the ride.
The twist is how short the story was. The Machine lasted exactly one model year, and only a couple of thousand were built. That rarity is why it still turns heads at every car show it enters.
No.10: 1969 Hurst SC Rambler
AMC took one of the cheapest cars in America and gave it a muscle car heart. The SC/Rambler started life as the humble Rambler American, a basic economy compact. Then American Motors and Hurst Performance crammed in a 390 cubic inch V8, bolted on a giant hood scoop and a Hurst shifter, and painted the whole thing in loud red, white, and blue. The result ran the quarter mile in about fourteen seconds, embarrassing far bigger and costlier cars.
Only around fifteen hundred were made. The twist is that AMC never repeated the formula exactly. The follow up arrived in 1971 as the SC/360, with a smaller engine, and the wild original became a legend of its own.
No.9: 1969 Ford Torino Talladega
Ford built this car because a rival's nose was too slippery. Dodge had unveiled the smooth fronted Charger 500, and Ford answered by stretching the Torino's front end about five inches with a pointed nose, then rolled the rocker panels so race teams could legally drop the car five inches lower. The street version came with a 428 Cobra Jet V8 and an automatic transmission, and buyers could pick only Wimbledon White, Royal Maroon, or Presidential Blue.
Fewer than eight hundred were produced, and customers could not order extra options at all. The twist is the timing. Richard Petty had just walked away from Plymouth to drive a Ford.
No.8: 1970 Plymouth Superbird
Plymouth bolted a towering wing to a family coupe, and it made history. The Superbird was designed to lure Richard Petty back from Ford, and NASCAR's rules forced Plymouth to build a street version for roughly every two dealers in America, which meant at least nineteen hundred cars, with published figures running even higher. Under that long nose cone and tall rear wing sat a 440 or even a 426 Hemi. And Petty did come back.
He won a season leading eighteen races in 1970. The twist is the rulebook. For 1971 NASCAR limited the so called aero cars to engines of just 305 cubic inches, which ended the winged era overnight. Many leftover cars sat unsold for months, and today they are among the most coveted Chrysler collectibles ever built.
No.7: 1968 Hurst Olds 455
General Motors had a rule against putting engines bigger than four hundred cubic inches in its midsize cars, and Oldsmobile found a way around it. In 1968 Hurst Performance teamed up with Olds to build the Hurst/Olds, a special 4-4-2 packing the 455 cubic inch Rocket V8 borrowed from the big Oldsmobiles. It came with a Hurst shifter and a unique appearance package, and only about five hundred were built.
The twist is that the car quietly proved the rule was holding the whole company back. Within two years General Motors tossed out the four hundred cubic inch limit, and the 455 became the standard engine in the regular 4-4-2. The rebels had won.
No.6: 1970 Buick GSX Stage 1
This Buick made more twisting force than almost anything on the road, and it looked like a polite grown up car. The GSX package was a 1,100 dollar option on top of the Gran Sport, adding spoilers, stripes, and a hood tachometer to a body shared with the humble Chevelle. The Stage 1 455 cubic inch V8 was rated at 360 horsepower and an astonishing 510 pound feet of torque at just 2,800 rpm. Fewer than seven hundred GSXs were built in 1970.
The twist is the rating. Magazine testers kept finding the car quicker than its numbers suggested, which tells you Buick was being modest. Today the GSX is a blue chip collectible that nobody saw coming.
No.5: 1969 Pontiac Firebird Trans Am
Pontiac borrowed the name Trans Am from a racing series, and the car could not even legally compete in it. The series limited engines to 305 cubic inches, but the Trans Am packed a 400. Introduced in March 1969 as a 1,083 dollar option package, it came in Cameo White with blue stripes, and fewer than eight hundred were built that first year, with a Ram Air III engine rated at 335 horsepower.
Pontiac reportedly paid the Sports Car Club of America a small fee on every car it sold. The twist is that the car became a legend anyway, and decades later it would become a movie star.
No.4: 1969 Yenko Super Camaro
Chevrolet capped the Camaro at four hundred cubic inches, and a Pennsylvania dealer named Don Yenko decided the rule did not apply to him. Yenko Chevrolet pulled the 396 out of Super Sport Camaros and dropped in the 427 from the Corvette, then added a Yenko SC badge. By 1969 the factory had stopped fighting and started helping, building Camaros with the big 427 straight off the line through its special COPO ordering system, and Yenko turned them into street legal racers. Only about two hundred were built that year, each rated at 425 horsepower.
The twist is the badge. The Yenko Super Camaro was never a Chevrolet model. It was a dealer creation, and collectors chase it like a factory legend.
No.3: 1968 Dodge Hemi Dart
Dodge built a compact car that was really a drag strip weapon, and sold it for one year only. In 1968 Dodge had Hurst rework a Dart GTS hardtop, dropped in a race spec 426 Hemi, and stripped out weight to create a factory built and ready drag racer for the B class Super Stock ranks. It came with a Hurst shifter and was sold as a race car, not a family car.
Engineers claimed it reached 130 miles per hour in under eleven seconds, and quarter mile times landed in the ten second range. The twist is how tiny the project was. It was a limited option for 1968 only, which makes any survivor a genuine unicorn today.
No.2: 1970 Plymouth AAR Cuda
Plymouth built this car for a race it did not win. The AAR Cuda was named for Dan Gurney's All American Racers team, and it existed to meet the Trans Am series rule that required manufacturers to sell about twenty five hundred street versions. Plymouth built roughly twenty seven hundred. Instead of a Hemi, it used a 340 cubic inch V8 topped with three two barrel carburetors, rated at 290 horsepower, plus a fiberglass hood scoop and side exit exhaust.
Gurney and Swede Savage raced it in 1970, but Ford took the championship. The twist is that the car lost on the track and won everywhere else. Today the AAR Cuda is a collector favorite, remembered far longer than the season that created it.
No.1: 1969 Ford Mustang Boss 429
Ford built 1,359 of these for one reason: so it could legally race an engine in a completely different car. NASCAR required five hundred street cars to carry the new semi hemispherical 429 V8, so Ford shipped Mustangs to Kar Kraft in Brighton, Michigan, where the front end was heavily modified to make room for an engine that barely fit. The Mustang itself never raced in NASCAR. The engine was the whole point.
Ford rated the car at just 375 horsepower, a number almost nobody believed. The twist is that the car most buyers wanted for the street was a happy accident of a homologation rule. Today the Boss 429 is among the most prized Mustangs ever built.
Which One Would You Take Home?
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Image Credits
No.12: “1968 AMC AMX "No Deposit No Return" with NHRA racing career at 2017 AMO meet 2of3.jpg” by CZmarlin — Christopher Ziemnowicz, a photo credit would be appreciated if this image is used anywhere other than Wikipedia. (CC BY-SA 4.0) via Wikimedia Commons
No.11: “1970 AMC Rebel "Machine" all-original in Bittersweet Orange at 2017 AMO meet 1of7.jpg” by CZmarlin — Christopher Ziemnowicz, a photo credit would be appreciated if this image is used anywhere other than Wikipedia. (CC0) via Wikimedia Commons
No.10: “1969 AMC-Hurst SC Rambler, front left, 07-20-2024.jpg” by MercurySable99 (CC BY-SA 4.0) via Wikimedia Commons
No.9: “1969 Ford Talladega.jpg” by Michel Curi (CC BY 2.0) via Wikimedia Commons
No.8: “'70 Plymouth Superbird (Rassemblement Mopar Valleyfield '10).jpg” by Bull-Doser (Public domain) via Wikimedia Commons
No.7: “1969-oldsmobile-442-hurst-olds.jpg” by IdealClassicCars (CC BY-SA 4.0) via Wikimedia Commons
No.6: “1970 Buick GSX 455 Coupe (33285990451).jpg” by Sicnag (CC BY 2.0) via Wikimedia Commons
No.5: “1967 Pontiac Firebird 400 Ram Air Hardtop (25246888623).jpg” by Sicnag (CC BY 2.0) via Wikimedia Commons
No.4: “1969 Camaro L72 427.jpg” by Eric Friedebach (CC BY 2.0) via Wikimedia Commons
No.3: “'68 Dodge Dart GTS (Les chauds vendredis '10).jpg” by Bull-Doser (Public domain) via Wikimedia Commons
No.2: “1970 'cuda AAR (54376680713).jpg” by Mustang Joe (CC0) via Wikimedia Commons
No.1: “1969 Ford Boss 429 Mustang (40311226414).jpg” by Bob P. B. (CC BY 2.0) via Wikimedia Commons
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