6.6L LBZ Duramax

When a rebuild went wrong at another shop, Sin City Diesel & Off-Road was entrusted with this 6.6L LBZ Duramax engine. Find out what went into making this 200,000 mile engine run like new again!

2.35L Subaru Stage X Closed-Deck Engine

Justin Anning and his engine shop, Nemesis Performance, don't do things people normally do. He does things differently, and nothing is more proof of that than his recent build of a 2.35L Subaru Stage X Closed-Deck engine for drag racing. Find out why Justin is calling this his biggest and baddest engine yet!

400,000-Mile 7.3L Powerstroke

Justin Zeigler turned his profits from selling his pulling truck into what is now his 7,000 sq.-ft. diesel shop, Zeigler Diesel Performance in Canton, OH. The shop works on everything diesel related from basic maintenance to high-performance builds. Find out what went into restoring this 400,000-mile 7.3L Powerstroke back to its glory days!

428 cid Gen III Hemi Hellcat Engine

Ever since the Hellcat came out, Sampson Racing Engines has gotten into the 6.2L/6.4L BGE-based engines. The MN-based engine and machine shop recently completed a 428 cid Gen III Hemi Hellcat engine with some high horsepower capability. Find out what went into the machine work and build!

LML Duramax Engine

Just like most who become enamored with diesel engine work, Ray McClelland Jr. started tinkering at a young age. A new transmission, new clutch, upgraded tune and a turbo, and now he's made it a career creating diesel performance at his shop, Full Throttle Kustomz Diesel. Ray recently finished this LML Duramax build, which is ready to take on a drag race, a sled pull and a dyno run, but it hasn't forgotten its street manners. Find out what went into the build!

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