suitable for motorcycle and cars with M14 mm or M18 mm spark plug ↵ 300 mm long, flexible test hose ↵ large (Ø 70 mm) easy to read scale - accuracy: +/- 3% ↵ Clamping range: from 0 to 21 bar / 21.5 kg/cm² / 300 PSI ↵ blow off valve ↵ to probe engine valve and piston rings ↵ Caution: Shut down power of ignition coil before working with this tool! ↵
