Quick Overview Know Your Exact Blower Pressure With Autometers Ultra-Precise Bourdon Tube Meter Movement, The Standard For Accuracy And Durability In The Industry For Generations. A Simple 1/8" Npt Pressure Connection Requires No Electrical Hookup For Operation. An Optional Blower Memory Kit Provides A One Way Check Valve For Peak Recall After Your Run. 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: 00046074034022 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