Tomei Camshaft - PROCAM - Nissan VQ35DE Early (-05.09), Intake, 280 / 11.3mm 20470SA011 These are the same high-quality

These are the same high-quality units used in HKS bolt-on exhaust systems

Red Spring Rates to -17 to -14 InHg (installed)

Brembo Racing XA2

without one

Since the coefficient of thermal expansion are different between aluminum and steel

Tomei Camshaft - PROCAM - Nissan VQ35DE Early (-05.09), Intake, 280 / 11.3mm 20470SA011 These are the same high-qualityWhen 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