Video: ATK-built LM7 “Truck Engine” Pumps Out More Than 500 HP

Video: ATK-built LM7 “Truck Engine” Pumps Out More Than 500 HP

Video: ATK-built LM7 “Truck Engine” Pumps Out More Than 500 HP

ATK High Performance Engines coaxes 526 horsepower out of a 383 cubic-inch LM7 truck motor using an iron block and factory head castings.

Posted by Greg Acosta

CategoriesEngine On the Dyno

Tags383 LS ATK High Performance Engine Cathedral Port LM7 engine ls engine

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