Blower Hat To Dual 4150 sideways carb 6061 Billet Adaptor (POLISHED)
ALLOWS: installation of a BDS or Enderle Bugcatcher, Birdcatcher, Big and Ugly, Hilborn Shotgun,& Hilborn E Style Injection on 2 x 4150 Holley, or Holley EFI, Quick Fuel Carbs with a C to C of 8-5/8".