To celebrate HOT ROD's 75th anniversary, we teamed up with CASTROL GTX to bring you some of the stories that exemplify the core of what HOT ROD is and reflect the brand's influence on America's car ...
By mounting the head on the intake port, velocity probes and threaded-wand tools may be used to examine airflow as it exits the valve-seat area. This method is also used to check how an intake port ...
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