AutoMeter 5" Phantom II Speedometer, 0-160 MPH, Electric (7589) D2 There is a check valve

There is a check valve inside and it comes with the factory heat protection

25 Mounting Bolts

Adjustments available for maximum air flow

No other manifold on the market has undergone such grueling tests

Complete with OEM-Style “Quick-Connect” Water Connections and Sensor Ports

AutoMeter 5" Phantom II Speedometer, 0-160 MPH, Electric (7589) D2 There is a check valveAutoMeter's Electronic Programmable Speedometer provides an easy to install and easy to calibrate solution compatible with most factory and aftermarket speed senders, featuring LED lighting and programmable calibration. Features: Modern white LED through the dial lighting provides clear visibility during nighttime use Features lit LCD odometer capable of registering one million miles with two resettable trip odometers Compatible with most two wire