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. Modern white LED through-the-dial lighting provides clear visibility during nighttime use 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, mounting hardware, and detailed instructions for installation Attributes: GTIN: 00046074140181 Brand Name: AutoMeter Add-On: N/A Extended Information: Country of Origin: United States Emissions : Released Life Cycle Status: Available Only While Supplies Last Packing Information: Quantity of Each: 1 Package UOM: EA Dimension: 4.75 x 4.5 x 4.5 inches Weight: 0.65 lb PDF: PDF: 2650-1606