Quick Overview Mechanical boost gauges have become the staple in boost pressure monitoring for all types of engines, gasoline, diesel, or otherwise. Ultra-precise bourdon tube meter movement ensures accuracy and durability not seen anywhere else in the industry. A simple 1/8" NPT pressure connection requires no electrical hookup for operation. Includes 1/8" NPT fittings and nylon line kit. Traditional incandescent lighting illuminates around the perimeter of the dial Liquid dampened movement provides smooth pointer movement and extended service life in harsh environment applications. Liquid filled design for superior resistance to shock, vibration, and the elements. 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 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: 00046074054044 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: 1.11 lb PDF: PDF: 2650-1606