The zero-offset butterfly valve is subjected to exhaust drive pressure equally on both halves of the valve which pivots centrally

Valve Seat - Suit Turbosmart Comp-Gate40 (40mm) External Wastegates

naturally aspirated engines

but allow modifications for rack relocation

BRA - Renault Clio RS/Mini R56 JR32 The zero-offset butterfly valve isTurbosmart's Boost Reference Adapters (BRAs) allow access to a reliable boost reference, without compromising the operation of the car's standard sensors and control systems. The BRA attaches between the vehicle's MAP sensor and the intake manifold, providing a pressure source to two ports, while still allowing full, uninterrupted pressure to the MAP sensor. The two ports allow users to run a wide variety of accessories such as boost gauges and blow