Nissan RB25 & RB30 Harmonic Crankshaft Balancer Bolt interior/exterior our conclusion is that only

our conclusion is that only 3 out of the 4 runners reach the collector and 2 of the runners meet just before the turbo flange area

Its staged operation ensures enough air is recirculated back through the intake to keep the ECU happy and ensure quiet operation at low boost while maintaining the performance and sound of a vent-to-atmosphere blow-off valve

Choice of Springs from 3psi to 26psi (Optional)

Kinsler Fuel Pump - Click Here

Nissan RB25 & RB30 Harmonic Crankshaft Balancer Bolt interior/exterior our conclusion is that onlyPart number: ARP NIS RB25 RB30 HAR BAL BOLT Replaces the factory hardware on Nissan RB25 and RB30 engines M16 x 1. 5. ARP 2000 hardware provides a more secure torque with far more durability than factory hardware. Compatible with both aftermarket and factory balancers.