This injector has three butterflies that are 4.37" or 3.60" in dia. and anodized red, blue, black or purple at no additional cost and ten injector nozzle holes. One unique feature of this injector is it has a radiused billet inlet to help the air flow smoothly into the injector as where other injectors are flat across the front creating turbulence to the incoming air.
Another nice touch with this injector is it has a billet bolt on front face plate allowing for perfect butterfly fit making for a good idle quality. The inside opening is ten inches to match most of today's blower openings. The overall injector height is 8.75" and from injector mounting surface to butterfly centerline is 6.25".
The injector is sold as in the pictures with shaft, stops, arms and butterflies, K-style barrel valve, check valves, and D-block with lines. RBS can supply all the necessary parts you might need for the injector such as throttle cable brackets, airbleeds, throttle cables, or any other parts for the injector.
This injector fits roots blowers 6-71 thru 14-71. The blower in the pictures are sold separate. This injector is set up to be used on a bird catcher opening. The injector weights 17 pounds ready to run. Square inch area of 4.37" butterflies is 45 inches.
The racer can now also have a powder coated injector housing for a an additional $135.00 with color of there choice. The front billet face plate can be ordered polished or black anodized and the butterflies are available in different colors all costing the same price as above.