You know that feeling when you look at your $500 car repair bill and notice that the parts only ran about twenty bucks? That's what generally motivates someone into becoming a home mechanic, and is pretty much every gearhead's origin story. When it comes to car repairs or customization and restoration, most of the cost is labor. So, if you can do it yourself, that's big-time savings that can be used to procure an even cooler project car.The problem is, gearheads are attracted to performance vehicles, that, even in a state of total disrepair, can be expensive. Luckily, there are some amazing muscle cars that just need a little TLC to sizzle, which cost next to nothing. With a little legwork and some wrenching expertise, there are incredible bargains to be had. Here's some muscle from Mopar, Ford, and GM that every budget-conscious gearhead should consider for the next home build. 1971 Plymouth Duster 340 Average Used Price: $17,800 The Plymouth Duster 340 is an up and coming Mopar collectible, with some low-mileage perfect condition examples nearing the six-figure range. That meticulously restored 1971 In Violet beauty pictured above, however, sold for only $35,200 at Mecum Kissimmee 2026. So, it's still an attainable classic. Picking one up in less than stellar shape is a steal, with a J.D. Power average used price well under $20,000, and a Hagerty fair condition value of $16,900. Why This is Such a Great Budget Project Car A '71 Duster 340 is the best chance for people of normal means to own a Golden Age Mopar classic, as everything else costs more than a new home these days. The best reasons for grabbing one of these is that every dollar you put into it will come back two or even threefold on a flip, but most gearheads probably want to keep this baby to themselves. 1972 Gran Torino Sport Average Used Price: $15,900 The third-gen Ford Torino is forgotten as a collectible, but not because it lacks coolness. In fact, it may be even a little more badass-looking than previous models. It's due to the fact that it comes from the detuned Malaise Era. A 1972 Gran Torino Sport came optional with a 429 cubic-inch V8, but it was a diluted version of the engine with middling performance. The good news is, the absence of terrifying power under the hood means used '72s can be found, usually in great condition, in the $13,400 to $15,900 range. Why This is Such a Great Budget Project Car This is the cheapest classic big-block Ford muscle car there is. While it may not be super-powerful, the whole point of a project is to improve it. Detuning may have robbed the '72 Gran Tornio Sport of its fury, but if horsepower can be taken away, it can be returned. The extremely low price of this car leaves plenty of meat on the bone for engine performance upgrades. With a little bit of work, suddenly it's a Gran Torino Super Cobra Jet at a super budget price. 2010 Chevrolet Camaro 2SS Average Used Price: $12,475 When Chevy rebooted the Camaro in 2010, it absolutely nailed the design with a modern take on the classic SS styling. The engineers also loaded it with performance, like the 420-horespower 6.2-liter V8 that made the '10 2SS the meanest Camaro ever built to that point. This intense power is surprisingly affordable, with an average retail price barely over $12,000. That's an accurate price as well, with that 37,000-mile red number pictured above selling for $16,750 on Bring a Trailer earlier this year. So, a slightly less pristine one is going to be even cheaper. Why This is Such a Great Budget Project Car This is a great project car for a lazy gearhead because it probably doesn't need much work, beyond routine maintenance. Then again, people aren't gearheads because they leave cars alone. So, this one is looking at an ECU tune, cold air intake, and maybe a performance cam to really unleash the potential of an already fearsome set of wheels. For Camaro fans, this is the car with the best price-to-awesomeness ratio on the market. 2009 Dodge Challenger SRT-8 Average Used Price: $12,450 The third-gen Dodge Challenger is another muscle car relaunch that found the groove between old-school styling and next-gen design. Dodge gave it a 425-horsepower 6.1-liter Hemi V8, which is the same number of ponies as the legendary 426 Street Hemi that powered the '70 Challenger R/T to dominance back in the day. While Hemi-powered classics can cost into the millions, a 2009 Challenger SRT-8 is a killer value with a $12,450 average used price. Bring a Trailer has sold several great condition '09 SRT-8s in this range, including one for $200 under the average. Why This is Such a Great Budget Project Car Much like the Camaro, there's not a lot that needs to be done on a 2009 Challenger SRT-8, but lots that can be done. Heck, why not just supercharge this sucker for a budget Hellcat-like street terror? Of course, adding a blower means upgrading the fuel system, ignition, and probably the suspension—but that's just more fun wrenching, which is the whole point of a project car. With the low used price, you can sink a lot of cash into this one and still have an incredibly affordable ride that kicks all the ass. 1970 Dodge Coronet 500 Average Used Price: $10,800 It is astounding how having an "R/T" badge or "Super Bee" logo on a 1970 Dodge Coronet substantially increases its value. Numbers-matching Hemi and Six-Pack Coronets have sold for over a half-million bucks. Even cars with a regular 440 can approach six-figures, while a 1970 Coronet 500, which looks almost exactly the same, is in the low five-figure territory with a $10,000-ish average price. The only problem with this bargain ride is actually finding one for sale. We only turned up one hardtop that had ever been listed at auction, and it didn't sell, so some advanced AI may be needed to locate one. Why This is Such a Great Budget Project Car Classic Mopar collecting has become the sport of kings and oil sheiks. Average folks have to improvise if they want something cool. Because a '70 Coronet 500 wouldn't be worth the cost of restoring it, there's absolutely no reason to not make it an R/T or Super Bee tribute. It's got the shape as well as the "bumblebee wings" front fascia, so it's a hood and rear-quarter accent away from being a killer classic clone. Since this would obviously be a personal set of wheels rather than an investment, you might as well swap out the engine for a modern Hemi crate V8 as well. 1997 Pontiac Firebird Trans Am Average Used Price: $9,700 When it comes to seriously cheap speed, it doesn't get much better than the 1997 Pontiac Firebird Trans Am. With the same 285-horsepower 5.7-liter V8 as the C4 Corvette, this was the first 13-second Trans Am since the glory days of the 455 Super Duty. While those classic street monsters are out of most people's budgets, a used '97 Trans Am sells for under $10,000. We found WS6 on Bring a Trailer that sold for $10,750 recently. Even that practically no-mileage red Trans Am pictured above only went for $15,000, which means that is a realistic price. Why This is Such a Great Budget Project Car The Chevy LT1 V8 is bulletproof and reason enough to pick up a '97 Trans Am, but there's lots more to love about it. This car is a lot lighter than modern muscle cars and easy to mod. Every week you can bolt something new on this Pontiac for extra horsepower, and after a month or so, marvel at your 500+ pony ride that you got for next to nothing. There's so much left in the budget that the wheels, brakes, and suspension can also be upgraded, and it's still a bargain. 2008 Dodge Charger SRT8 Average Used Price: $8,125 When Dodge resurrected the Charger as a four-door, long-time fans were a bit skeptical, because that's too many doors for a muscle car. But when they checked out the hot styling and Hemi V8 option, that doubt turned to pure elation. The joy keeps on coming because a 2008 Charger SRT8 with a 6.1-liter Hemi V8 is a used market steal, with an average retail price of $8,125. Kelley Blue Book gives this car a Fair Purchase Price of $7,460 and reports that the average listing price is $10,770. A car with a low value like this isn't going to show up at auction frequently, but local listings should turn up some bargain gems. Why This is Such a Great Budget Project Car Vortek makes a supercharger for the 6.1-liter SRT8 Hemi that boosts output up to 560 horsepower and 510 lb-ft of torque, which is awfully tempting to apply to this one. A blower with intercooler and a fuel system upgrade for the 2008 Charger SRT could cost as little as $10,500. Once that gearhead DIY mentality kicks in, this insanely cheap ride becomes a completely loco street assassin that costs less than twenty grand. For less than the price of a used Kia Soul, a 500+ horsepower Mopar muscle car could grace your driveway and that's reason enough why it should. 1988 Ford Mustang GT - $7,125 Average Used Price: $7,125 The Fox Body Mustang was the defining ride for the entire 1980s, and in the 2020s represents one of the best values for some classic Detroit muscle. Ford sold almost two million Mustangs in the decade, which means they are on the right side of the supply and demand equation for frugal fans. Even though younger generations are waking up to the inherent radness of the Fox Body, they are still inexpensive pieces of nostalgia. A 1988 Mustang GT 5.0 that Vanilla Ice would drop a "word to yo mutha" over, sells on average for barely $7,000 and has a fair condition value of roughly the same. Why This is Such a Great Budget Project Car The '88 Mustang GT is the ultimate budget gearhead's toy, because there's so much that can be done with it. It can cheaply be restored to like-new condition, or it can modded into a genuine retro sensation. There ain't nothing wrong with the original 5.0-liter V8, but there are plenty of ways to double or even triple the output with bolt-on parts. Or, getting a little crazy, dropping in a 480-horsepower 5.0-liter Coyote V8 crate engine would really put the "Oh!" in the Five-O. 1981 Buick Regal Turbo Average Used Price: $5,825 Hagerty Starting in the late-1970s and extending well into the 1980s, Buick built a series of Regal-based turbo cars, hoping to recapture some of the performance glory of the Golden Age Gran Sport. The best of these was, of course, the 1987 GNX, which was a Porsche-crusher and Ferrari-killer at the time. You can't get a GNX or even a Grand National on the cheap, but they are practically giving away the 1981 Regal Turbo. With an average price of around the cost of rent on a studio apartment in NYC or LA, the Regal Turbo is astonishingly cheap, but it does come with the caveat that it might be hard to find. Why This is Such a Great Budget Project Car The '81 Regal Turbo's 170-horsepower 3.8-liter turbocharged V-6 was not bad for the period, but could obviously stand to be improved upon. It is the same basic engine as the probably over 300-horsepower '87 GNX. So, matching that output is the first reason for gearheads to snag one of these babies. Come to think of it, turning this car into a GNX clone is the only logical path for this ride. It's never going to be a high-value car, and most people can't afford the six-figure prices a GNX commands at auction. Replicating it on the cheap is actually a no-brainer. 1974 Chevrolet Laguna S-3 Average Used Price: $5,300 The 1974 Chevrolet Laguna S-3 is technically a Chevelle, and if you bust out a magnifying glass you can see it is badged as such on the grille. With an all-new body style, it was still just as aggressive-appearing as the classic Chevelle, but is overlooked as a collector car because its power simply doesn't match the original. Being tragically slept on, however, works out great for the cheapskate gearhead. These cars sell for what you can find under the sofa cushions. The average used price of $5,300 is low but is based on real-world sales.A replica of the Cannonball Run car sold for just $8,800, and it was more or less owned by Burt Reynolds. Another one with a 400 V8 went for just $3,850 at a Mecum auction, radically undercutting the average used price. This isn't a car that frequently goes up for auction. So, procuring one will take some old-fashioned detective work, but vigilance will deliver one in this incredible price range. Why This is Such a Great Budget Project Car The '74 Laguna S-3 was available with a 454 cubic-inch V8, albeit a weak-sauce 235-pony version of it. That big-block is what makes this car so attractive to gearheads, though. With some skillful wrenching, the detuned 454 can get its compression ratio back up to 1970 levels and be the 450-horsepower beast the Chevelle SS LS6 was and the Laguna S-3 was meant to be. For under ten grand, this car could be a head-turner and barn-burner, making it the greatest budget muscle car that exists.