Description Provides for simple, fast and accurate fuel pressure checks, push button completely releases all fuel through the drain line Quickly diagnoses: Loss of power, poor fuel economy, hesitation & stalling Fits 2001 and newer fuel injected Harley-Davidson models Solid brass adapter and release valve, steel housing (100 psi) gauge, stainless steel springs, Viton O-Rings, O-Ring lubricant and nylon storage pouch