Holley Fuel Regulator - EFI Bypass Style 59.5 PSI R07C155XL Duration 204 / 218

Duration 204 / 218

24 green outer LEDs for quick reference to engine parameter

13/16-16 in Center Thread

1981-1988 Dodge B350

Holley Fuel Regulator - EFI Bypass Style 59.5 PSI R07C155XL Duration 204 / 218Die Cast EFI By Pass Style Fuel Pressure Regulators. Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy NASCAR Cup team and nearly every NHRA champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel