3) When adjusting your manual boost controller, you will find it necessary to uncoil the vacuum hose leading from the boost source to the controller. Do this by rotating the vacuum hose about the end of the controller. A drop of oil on every nipple that gets a hose, will help in rotating the hose, later. This is the Basic things you should know about boost controllers installation. I tried to make as short video as posible with as much information as posible here is nothing really alot to know. Hallman Manual Boost Controllers are one of the first widely available manual boost controllers and have made technological improvements over the years to maintain dominance in the boost controller market. After testing several boost controllers available on the market, we came to the conclusion that the best solution for manual adjustment of boost pressure is the ball and spring type controller. The Dual Ball and Spring design was perfected by Joe Pampena, of DSM fame, and that is the basis for this controller. Grimmspeed 3 Port Electronic Boost Control Solenoid - 2015-2018 WRX; Manual Boost Controller, or other boost control solutions. A small mounting bracket secures the solenoid to the machined adapter, to create a compact system, while still allowing those interested in running other boost FABRICATION COMPONENTS Turning Up The Boost with a Manual Boost Controller has proven to be one of the . easiest and most cost effective ways to squeeze more horsepower and torque from your turbocharged vehicle. Vibrant Performance has developed a manual boost controller that is lightweight, See the Vacuum Hose Diagram (lower left corner of diagram) or this Turbocharger Cutaway for the location of the restricted hoses and wastegate actuator. A Manual Boost Controller As you modify your RX-7 by opening the intake and exhaust, your boost will rise unless you reduce the restriction of the boost control vacuum line. Today we'll be installing a Hallman Evolution Manual Boos