Tomei Camshaft Set - PONCAM - Nissan (R)PS13 SR20DE Type-N 53540-SMJ-003 Replace worn plastic with Delrin

Replace worn plastic with Delrin & machined aluminum

if not better than the stock intake

The TE37 GRAVEL has long been supported under the TE37 series as a specialized product for rallies and dirt trial racing

5mm to 15 micromillimeter thin of manganese phosphate coating on its surface to prevent from direct contact with other metal parts while realizing smooth operation

allowing them to fit most aftermarket wheels

Tomei Camshaft Set - PONCAM - Nissan (R)PS13 SR20DE Type-N 53540-SMJ-003 Replace worn plastic with DelrinWhen 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