Þjöppumælir, M14 + M18 (Art. 8005)

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– suitable for motorcycle and cars with 14 mm or 18 mm spark plug

– 300 mm flexible hose

– large (ø 70 mm) easy to read scale

– scale: 0 – 21 bar / 21,5 kg/cm² / 300 P.S.I.

– accuracy: +/- 3%

– blow off valve

– to test engine valve and piston rings

– ! Shut down power of ignition coil before working with this tool !