Twin-Turbo V6 Nissan GT-R Engine

When people think of big horsepower, a Nissan GT-R engine isn't typically at the top of the list. But give Mike Cogburn of CP Engines a GT-R engine, and he'll do wonders. "People can't fathom the fact that a V6 is making this kind of power." Read to find out how much power this twin-turbo V6 Nissan GT-R engine makes and how it was done.

Supercharged 481X Top Sportsman Engine

Steve Morris and his shop, Steve Morris Engines, specialize in boosted, supercharged and turbocharged engines, and only build motors with more than 1,000 hp! This 481X Top Sportsman engine is no exception. Find out what went into making this 3,500 hp powerplant.

454 cid Procharged LSX Engine

Engine of the Week returns in 2018 with a special 454 cid Procharged LSX engine built by Patterson-Elite Performance for Sunnen's Charity Engine Sweepstakes for Victory Junction. The 1,300 hp LSX helped raise tens of thousands of dollars for a good cause.

Honda K24 Engine

Once you're a Honda guy, always a Honda guy. At least that's the case for Ken Rodcharoen of Ken's Race Engines. His Walnut, CA shop specializes in Honda/Acura work like this K24 engine for an Acura RSX Type S.

Harley-Davidson Twin Cam 107cid Engine

As one of the youngest people to ever reach Harley-Davidson's Master Technician level, Marty Smestad of Capitol Speed Shop knows a thing or two about V-Twin work. He recently took parts from a 2007 Road King and 2015 Street Glide to build a customer a Harley-Davidson Twin Cam 107cid engine.

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