ACCEL DFI 74726 Fuel Pressure Gauge Kit Deliver pinpoint accuracy with either Original Equipment Manufacturer or aftermarket multiport fuel injection systems Engineered for Chevys and Pontiacs with tuned port injection With the addition of a fuel pressure regulator they can increase or decrease fuel pressure for maximum power Accurate from 0 to 60psi in 1 psi increments and comes complete with a mounting bracket White with black markings and a chrome bezel finish 1.5 inches across and features an easy to read 270 degree sweep