Our knock sensors are designed to respond to knock frequencies up to 1000 Hz accommodating shifts in engine knock frequency making it a more flexible sensor responding to correct engine knock over a broad range of vehicle conditions As a global manufacturer of emission components, complete quality control is maintained through the manufacturing process from componentry to finished product Manufacturing processes include an automated data acquisition system to continuously monitor the sensor output to ensure that it responds with appropriate voltage output at the specified frequency range Featuring the broadest sensor coverage in the market, we meet the service professionals needs with the highest quality product every time he opens the box All units are 100% tested using an accelerometer vibration test to ensure trouble-free operationPackage Dimensions: 4.000 x 1.750 x 4.063 inches Package Weight: 0.22 lb Package Quantity: 1 UPC: 091769567958 Attachment Method: Bolt On Connector Gender: Female Connector Quantity: 1 Connector Shape: Rectangular Mounting Hardware Included: No Mounting Type: Bolt Mount Terminal Gender: Male Terminal Quantity: 3 Terminal Type: Blade Country of Origin: KR