Tomei Camshaft - PROCAM - Nissan RB25DE(T)/RB20DE(T) Solid, Intake, 260 / 9.25mm HKB Alcon Racing XA2

Alcon Racing XA2

Same with earlier released ones for CIVIC FK7 and S660

These dimples create an energized boundary layer that reduces surface drag and allows air to stay attached as it curves into the bell mouth

3 Axis Accelerometer

Any manifold with a throttle body opening of less than 70mm will likely require modifications to keep the IAC passage separate

Tomei Camshaft - PROCAM - Nissan RB25DE(T)/RB20DE(T) Solid, Intake, 260 / 9.25mm HKB Alcon Racing XA2When opening the intake valve during high acceleration the G from the camshaft requires to send as much mixture to the cylinder, Intake, the shortest time possible. However if the speed is too high it can damaged the Valves, Valve Seats and Valve Springs if the Acceleration G is too high. The Asymmetrical profile design given to the camshafts will allow the Intake and Exhaust Valves to fulfill the target requirement with the wider duration and high