Liquid Filled, White. The Holley EFI analog-style gauge is designed specifically for use with EFI systems. Liquid Filled:Yes. Gauge Type:Fuel Pressure. Gauge Face Color:White. Gauge Size:1-1/2 in. Gauge Number Color:Black.
Holley EFI 26-507 Fuel Pressure Gauge – 0-100psi – 1.5 inch – Glycerin Filled
The Holley EFI analog-style gauge is designed specifically for use with EFI systems. Holley EFI Pressure Gauge 26-507. Glycerine filled for added durability.