Holden Commodore Packs 636 Horsepower In Its Rarest Form

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Holden Commodore HSV GTSR W1

This crazy rare Holden Commodore has a supercharged LS9 and a $450,000 price tag. Worst of all, we can’t even have it!

There’s no shortage of cool cars that we didn’t get in America. However, running into one that’s GM-produced and has a massively powerful LS under the hood is not typically something you’d see. After all, the U.S. is kind of the leader when it comes to things like that. However, Australia is often overlooked in its love for huge horsepower V8 builds and cars. In this case, they got a super awesome LS-powered rear-wheel-drive car that we never got a chance to own in the U.S. This one is for sale, too. However, even if you have the money sitting around, you couldn’t have it here anyway.

Currently, this 2017 Holden Commodore HSV GTSR W1 is listed for sale on the Australian Muscle Car Sales website. Though there are plenty of Holden Commodore variants that come with tons of power, this one is next level. Only 298 HSV GTSR W1 examples exist. So, the asking price is a cool $450,000 Australian. That works out to about $313,000 USD at current exchange rates. Other than its extremely limited production, what makes it so special?

Holden Commodore HSV GTSR W1

Supercharged LS9 Goodness

Under the hood of the Holden Commodore HSV GTSR W1 is a supercharged LS9 engine. It makes an eye-watering 636 horsepower and 600 pound-feet of torque. That’s impressive in its own right, of course. However, the GTSR W1’s LS9 uses a dry sump oil system that is unique to these 298 examples. The dry sump system ensures that the engine properly circulates oil even in the most extreme racing conditions. This way, oil pushing to one side of a standard oil pan doesn’t leave the door open for the oil level to drop below the pickup and oil starve the engine. This system is similar to the dry sump system found in the C8 Corvette.

That massive horsepower output is forced through a Tremec TR6060 six-speed manual transmission and eventually makes its way to the rear wheels. Even more impressive, though, is the fact that this car came from the factory with a twin-disk clutch assembly. Though this is a road-going vehicle, it’s clearly meant to be at home on the track.

Despite it being an Australian-delivered car, its combination of a huge horsepower supercharged V8 and a manual transmission is sure to make American muscle car enthusiasts proud. Its paint is even called “Son of a Gun Grey.” Seriously!

Holden Commodore HSV GTSR W1

A Track Weapon for the Garage

All said and done; this car is good for a sprint from zero to 60 miles per hour in just 4.2 seconds. It’ll go on to run a quarter-mile in just about 12 seconds, too. However, its Pirelli PZero Trofeo R tires tell the story that this thing is more than happy to grip up in corners, too.

So, let’s give a round of applause to the Australians. This thing is a beast. That makes it all the more tragic that we can’t have them here. But hey, we can import them when they’re 25 years old. That means they’ll be eligible for import in the year 2042. That leaves plenty of time to save up!

Photos: Australian Muscle Car Sales

Braden Carlson is an automotive enthusiast from Boise, Idaho. At 19 he quit his day job to pursue a career in automotive journalism, launching his Youtube channel in his own name. Today you can still find him producing DIY video content, reviews and writing for an amassment of automotive websites. His work is most frequently found on Rennlist, The Mustang Source and Corvette Forum. When not writing or driving, he's likely to be found covered in grease and oil undoubtedly from one of his gratuitous collection of questionable project cars.


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