Tomei Camshaft Set - PONCAM - Subaru Imprea GR/GV EJ207 EJ257, VAB EJ20Y Dual AVCS 22100-R3P-023 and PRB intake manifolds

and PRB intake manifolds

due to the midship layout

The front/back throw can be adjusted to 3 different settings (100% stock throw

as it is connected directly to the transmission shift rods and forks

A 60 front pipe is used to accommodate ECU tuning such as boost up

Tomei Camshaft Set - PONCAM - Subaru Imprea GR/GV EJ207 EJ257, VAB EJ20Y Dual AVCS 22100-R3P-023 and PRB intake manifoldsWhen 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