Air flow control is handled by needle and seat valves instead of knobs. This helps to resist the dial indicator " bounce" associated with many other lower quality gauges. The set comes complete with black mold storage case.
This kit lets you synchronize the values of the 4 carburetors as well as adjust/set them. Composition : - 4 mano of synchronization with fixed frames (vacuum) - 4 rubber pipes 8x5x750mm - 4 Tubes of extension 3.9x52mm and 4 tubes 3.9x122mm - 8 Tubes of conical type 8x40mm - 4 Tubes 10x53mm ( M6x0.75) - 4 Tubes 10x60mm ( M6x1.0) Measure Range: 1,positive pressure:0-1kg/cm⊃2; 2,negative pressure:0-70cm/Hg"