Tomei Camshaft - PROCAM - Nissan RB25DE(T)/RB20DE(T) Solid, Intake, 260 / 9.25mm HKB HKS began tuning engines and

HKS began tuning engines and cars

Alcon Racing XA2

Same with earlier released ones for CIVIC FK7 and S660

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

Altezza IS200 RS200 / AS200

Tomei Camshaft - PROCAM - Nissan RB25DE(T)/RB20DE(T) Solid, Intake, 260 / 9.25mm HKB HKS began tuning engines andWhen 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