Holley 12-879 Regulator Kit F80 Designed and engineered in the

Designed and engineered in the USA

A small reverse cone is placed at the very end to provide a tiny bit of wanted back pressure

May fit other brand up pipes and dump tubes with modification

Power save state current consumption: <1mA

If you are launching on slicks at the drag strip these will help you transfer more power by limiting engine movement

Holley 12-879 Regulator Kit F80 Designed and engineered in theHolley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061 T6 billet aluminum for strength and durability. These regulators are adjustable from 4 65 psi and will handle both carbureted and EFI applications. A second pressure spring is included allowing you to increase the fuel pressure range up to 65 psi for EFI systems. They have 3 8 NPT port sizes to adapt to your new