Craigslist Find: A GMC 702ci V-12 – How Does 585 ft/lbs Of Torque At 1,600 RPM Sound To You?

Subtle, this monstrous engine isn’t. You will never, ever be subtle with twelve cylinders making power. Not in a Ferrari, not in an Aston Martin, and most certainly not in a GMC Truck. This is the GMC 702ci V-12, an engine used to power large commercial trucks, irrigation systems, the Minuteman ICBM carriers. It’s a stout unit, a specially designed twelve-cylinder block with huge bore spacing for better cooling, a large list of parts that are shared with GMC V6 engines, four heads, four exhaust manifolds, a 180-pound crankshaft, a…

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