Back in 1999, The Turtle Expedition began building The Turtle V, based on an '99 Ford F-550. One thing always bothered us, though. When we were really demanding power from the 7.3L Power Stroke, there ...
Ford’s 6.0L Power Stroke comes from the factory with a variable-geometry turbo, or VGT turbo. The concept is a good one: The exhaust impeller’s vanes can be turned to different angles on the fly to ...