Quick Overview Whatever Pressure Source You Need To Measure, Autometers Mechanical Pressure Gauges Will Provide You A Highly Accurate, Bullet Proof Reliable Solution. The Bourdon Tube Meter Movement Used In This Gauge Is Engineered To Function In Even The Harshest Conditions And No Electrical Connection Is Needed For Operation. Traditional incandescent lighting illuminates around the perimeter of the dial Autometers Race Proven Mechanical Instruments Provide Trusted Accuracy While Being Simple To Install No electrical system required for gauge operation - compatible with every street or race vehicle Mechanical movements provide accuracy and durability even in the harshest environments Gauge kit includes 1/8" nylon line, 1/8" NPT compression fittings, 1/4" NPT adapter, bulb and socket assembly, red and green bulb covers, mounting hardware, and detailed instructions for installation Attributes: GTIN: 00046074057342 Brand Name: AutoMeter Add-On: N/A Extended Information: Country of Origin: United States Emissions : Released Life Cycle Status: Available To Order Packing Information: Quantity of Each: 1 Package UOM: EA Dimension: 4.5 x 4.5 x 4.5 inches Weight: 0.83 lb PDF: PDF: 2650-1606