Tomei Camshaft - PROCAM RB26DETT/RB25DET R34 Ex 252-9.15mm Coilovers The SpeedFactory Racing 4140 Head

The SpeedFactory Racing 4140 Head Stud Kit is great for most forced induction applications up to 800+HP and includes oversized forged nuts & washers for superior load distribution

We’ve also altered the upper hose geometry to provide an extra inch of clearance for your cold air intake

they can leak exhaust gas

15 mm lower than standard with recommended setup model VAF

Enkei also produces sophisticated high-tech race wheels for a variety of motorsport

Tomei Camshaft - PROCAM RB26DETT/RB25DET R34 Ex 252-9.15mm Coilovers The SpeedFactory Racing 4140 HeadWhen opening the intake valve during high acceleration the G from the camshaft requires to send as much mixture to the cylinder in 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 lift