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A stock LQ4 6.0L truck engine was upgraded with LQ9 flat-top pistons, a COMP 54-454-11 cam, Stage 2 ported 317 heads from Total Engine Airflow, and a FAST LSXR intake. The result: 549 hp at 6,700 rpm and 481 lb-ft of torque at 4,900 rpm.

In PRI Magazine's June 2016 issue, Speedmaster's Jay Verduzco addressed durability-driven innovation in road race driveline components and the engineering behind a new range of one-piece chromoly swedge-end pushrods.