Tomei Camshaft - PROCAM - Nissan Silvia (R)PS13 S14 S15 SR20DET, Exhaust, 256 / 11.5mm Clutch Kits Most fuel pressure regulators use

Most fuel pressure regulators use a bladder (basically a rubber diaphragm) that flexes to regulate pressure

dramatically improving the feel as you move through the gears

denser air to your engine with a performance proven SpeedFactory Racing Intercooler Upgrade

Designed with strength in mind

Tomei Camshaft - PROCAM - Nissan Silvia (R)PS13 S14 S15 SR20DET, Exhaust, 256 / 11.5mm Clutch Kits Most fuel pressure regulators useWhen 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