All American 2 5/8" Tachometer AW383SRC Carburetors Add this to an always

Add this to an always expanding line of adapters

you may need to install an MSD Noise Filter

6L V8 1979 - 1985 GMC C2500 High Sierra 350/5

4L V8 1973 - 1974 GMC C25/C2500 Suburban 454/7

All American 2 5/8" Tachometer AW383SRC Carburetors Add this to an alwaysAll American 2 5 8" Tachometer Features: Easy to read 2 5 8" size Pushbutton calibration Integrated red shift light, illuminates entire gauge red when activated Warning light output for additional warning indicator lights Analog . 5 4. 5VDC output for data logging systems LED lighting, choose between Warm White or Cool White Works with four, six, and eight cylinder signals?? Specs: Brand Classic Instruments Emission Code 6 Product Type individual gauge