Retro Line 3-3/8" Tachometer - Born in the 70's, this Super Tach was legendary in speed parts circles. As such this design is reproduced with modern electronics that interchange with many of the original components - 3 3/8" with 270 degree sweep, 0-8000 RPM Range, driven by Air Core meter - Internal setting for 1, 2, 4, 6, 8, and 10 cylinder engines, DIS ignitions covered with 2 cylinder setting - 360 degree lighting - All metal tachometer housing with removable chrome cap and includes 2 brackets.