1,210 Horsepower LS Swapped Porsche Cayman!

8-time national karting champion Jordon Musser wanted a unique machine. A symphony balancing German engineering and American muscle. What followed was a Porsche Cayman housing a 1,210 horsepower, 959 pound-feet of torque twin-turbo LSA V8.

By Tyler Linn - May 27, 2021
V8 LSA-Swapped 2007 Porsche Cayman
V8 LSA-Swapped 2007 Porsche Cayman
V8 LSA-Swapped 2007 Porsche Cayman
V8 LSA-Swapped 2007 Porsche Cayman
V8 LSA-Swapped 2007 Porsche Cayman

1200 Horses - Not So Small Package

Inside Musser's Frankenstein lies a behemoth. A forged LSA V8 engine with ported heads and a custom cam courtesy of tuner Sam Miller help to give the Cayman insane power. Obviously, this engine was never meant to fit in a tiny Cayman, so to ensure proper fitment, Musser used a blown LS to see where fitment problems would occur and map out his project.

Photos: Jordon Musser

Challenge Accepted

This unique project certainly created a host of challenges according to Musser. “From having to move the driver forward, to axle problems, electric water pump problems, and gearbox gearing being entirely incorrect for a V8… Not to mention the rear of the car is a strut and not multi-link, which makes it…well crap,“ says Musser.

One of Musser's solutions was to custom fabricate mounting points for engine accessories such as a 250-amp alternator as well as a remote-mounted mechanical water pump. “I had to go to a remote mounted water pump which was pretty damn big, but was told it will cool a truck in the Baja 1000 at 800 horsepower at [wide-open throttle] for hours,” shares Musser “Sold.”

Photos: Jordon Musser

You Put the Turbos Where?

Twin turbos were added to the bottom of the engine for the sake of fitment, which in turn lowered the center of gravity for the car. Their placement also helped with maintenance. All things considered, the largest benefit in having the turbos in such a location is that it allows the engine and transmission to be lowered out of the car in one piece. “This was very important to me, as I know that stuff will break,” Musser remarked.

Photos: Jordon Musser

Interior Modifications

One of the many challenges facing Musser was the overall lack of space, specifically for the engine. He opted to convert the rear interior of the Cayman to a single large engine bay. A few slight modifications, including adjusting the firewall and installing extremely thin carbon-fiber seats, guaranteed the engine was placed in a way that reduced the risk of failed axles.

Photos: Jordon Musser

She's a Looker...

While Musser did much of the work himself, he had help from talented fabricators Larry Spence and Casey Barclay in applying a 911 GT3 RS kit. The new body was necessary to fit larger wheels for goodies such as a StopTech brake setup and Ohlins coilovers. Oh, and in case you were wondering about that funny green... that's a Lambo color. Verde Ithaca – paint code 0077 or “Lamborghini Green“ as it's more commonly known. But perhaps the most entertaining part of the build is the custom plat reading 'POORSCH'. The single syllable is a nod to the common mispronunciation of the German brand.

Photos: Jordon Musser

>>Join the conversation about this boosted LS swapped Cayman right here in LS1Tech Forum!

For help with the service of your car, check out the how-to section of LS1Tech.com

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