AutoMeter Arctic White Speedometer - 120 MPH - 3-3/8 in Diameter - Programmable - GPS - White Face SP750BK There are four small ventilation

There are four small ventilation holes molded into the top of every ST5 helmet

Center hole is 2" to clear most sockets

1961-1970 Pontiac Tempest

Kit mounts a remote starter button directly to chassis tubing

AutoMeter Arctic White Speedometer - 120 MPH - 3-3/8 in Diameter - Programmable - GPS - White Face SP750BK There are four small ventilationDisplay features: Time Date, Cumulative Distance (odometer), Trip Distance (tripmeter), GPS Coordinates with Heading Info, Compass, and Peak Speed Recall Utilizes up to 3 GPS satellites simultaneously and samples 10 times per second Plug and Play, no calibration required! Features Vintage Style Domed Lens. Features a digital odometer with two user selectable tripmeters 12 and 16 volt compatible, compatible with nearly every street car or race car