In 2002, Banks developed a 5.9L Cummins engine fitted with twin turbos, an air-to-water intercooler, and a compacted-graphite iron block for a SEAL Team fast-attack boat. This 700hp marine engine ...

The twin-turbo'd engine makes 1,925 hp at 2,300 rpm-that's nearly 1 hp per cubic inch! Fuel is provided courtesy of Cat's mechanically actuated, electronically controlled unit injection system ...

9.0L big-block crate motor based on its twin-turbo marine engine. Mercury Racing designed the QC4v engine architecture in 2010. It's a 90-degree V8 with a deep-skirt block, cross-bolted main ...

Using the concept of "two turbochargers are better than one," a twin turbo is exactly what it sounds like: a dual-turbocharger arrangement for an engine. A twin-scroll turbo, by contrast ...