Compare Maximum number of 4 items selected MSD Ignition 2-1/8 Inch Air/Fuel Ratio Gauge - 4650 Part #: 4650 Line: MSD MSD Ignition 2-1/8 Inch Air/Fuel Ratio Gauge Manufacturer's Defect Warranty Illuminated: No Gauge Size (in): 2-1/8 Inch Bezel Color: Black Face Color: Black Gauge Type: Air/Fuel Ratio Pointer Color: Red Wiring Harness Length (in): 48, 60 Inch Dial Color: Black Gauge Size (mm): 53.88mm Bezel Diameter (in): 2-1/16 Inch Show More Show Less