Posts Tagged: Big Block
Chevrolet sold 777,000 Impalas in 1969, making it America’s best-selling car that year, and this Custom Coupe survivor carries an oddball spec: a 265-horsepower 396 that was somehow rated lower than the 350 in the same lineup, yet cost more to order. Riding on its original 1969 Texas plates with a stout 12-bolt rear end, this full-size cruiser has a stranger story than its badge suggests. Read on to find out why GM built an engine that looks like a mistake on paper.
A 1969 Camaro SS that looks bone-stock is hiding a 502-horsepower GM Performance crate engine, a Tremec six-speed, and a full Detroit Speed Pro-Touring chassis underneath. Carburetors are gone in favor of modern EFI, and the suspension borrows hardware straight from the C6 Corvette — without changing a single body panel. It’s proof a big-block Camaro can be brought fully into 2026 without losing what made it a legend in 1969.
A black cherry 1970 Chevelle LS6 carries a VIN and trim-tag date stamp that place it at the very end of that year’s production run, fueling a claim that it may be the last LS6 ever built. With 450 horsepower and 500 lb-ft from its 454 big block, it briefly out-muscled the Corvette itself. Only 4,475 were ever made.
Lincoln-Mercury stuffed a 360-hp, 480 lb-ft 429 into a 4,500-pound fastback with hidden headlights and fender skirts, then sold fewer than 8,300 of them across 1969 and 1970. A Rare Cars documentary explains why the Marauder X-100 flopped in showrooms and why it may be the most overlooked big-block bargain from the muscle era.
The 409 might be the only engine in American history sold as much by a pop song as by a marketing department. Chevrolet moved 142 of them in 1961 and more than fifteen thousand the following year, and a Beach Boys B-side released that same summer had a great deal to do with the difference. This black 1962 Impala SS wears the nickname Black Diamond and a 409 under the hood. Read on to find out which version of that engine actually mattered.
A 1970 Chevelle SS built by NR Classics trades its factory big block for a 468 stroker that Chevrolet never offered from the showroom floor. Air suspension, Wilwood brakes, and a Holley Sniper EFI system replace nearly everything else underneath the blacked-out body. It keeps the shape people fell for in 1970 and rethinks almost everything that made it hard to live with.
Chevrolet’s first personal luxury car could be ordered with the same 454 big-block it was selling to Chevelle buyers, rated at 360 horsepower and 500 lb-ft of torque. Just 3,823 people checked the box in 1970, and the badges were small enough that almost nobody noticed. Here is why the Monte Carlo SS 454 remains the most convincing sleeper Chevrolet ever built on purpose.
Chevrolet’s L78 396 turned an ordinary 1969 Nova into a 375-horsepower street car that ran 13.87 at 105 mph, for roughly over the price of the small-block. Only about 5,200 buyers ever ordered it, and a resurfaced Dream Car Garage segment shows exactly why the survivors are guarded so fiercely today.
This 1972 Chevelle wears deep black paint, a tucked stance, and a 555-cubic-inch supercharged big block under the hood — a combination that places it squarely in the Pro Touring movement reshaping classic muscle cars from the chassis up. Builders in this space have pushed similar Chevelles past 700 and even 775 horsepower while keeping the original silhouette intact. Here’s what separates a Pro Touring build from a straight restoration, and why the changes go far deeper than the engine bay.
Westen Champlin’s Mustang build didn’t start with an engine — it started with a family of rats living in the engine bay. What followed was a fully built 2,000-horsepower big block, a fabrication job that pushed the Mustang’s chassis to its limits, and a viral moment involving an unexpected Camaro joke. With more than 11.5 million views, it’s become one of the biggest builds this channel has ever released. See how a rodent eviction turned into one of the year’s most talked-about engine swaps.
A 1972 Chevrolet Chevelle gets dragged out of a hay barn and rebuilt from the ground up on PowerNation, with new body panels, an upgraded suspension, and a big-block Chevy engine dropped under the hood. Hosts Marc and Tommy finish the car in a dazzling metallic baby blue before taking it for a payoff drive through the Smoky Mountains. A sharp-eyed viewer — a professional locksmith — even spotted a shortcut the crew missed for the broken trunk lock. The build has become a fan favorite for its patient, drama-free approach to bringing a forgotten classic back to life.
Autotopia LA profiles Donnie and his 1969 Chevy Nova SS, a Butternut-and-pearl-white build hiding a 502 big block making roughly 700 horsepower behind a deliberately misleading ‘350’ fender badge. Built by Hood Muscle Cars, the Nova became a fan favorite for Donnie’s infectious on-camera energy as much as its raw power. Comments have since taken on a more emotional tone, with viewers sharing that Donnie has passed away and paying tribute to him and the wider Hood Muscle Car community. It’s a build video that has become something closer to a lasting tribute.