Mastercool 58490 Universal A/C Valve Core Remover Installer Kit R-12

Mastercool 58490 Valve Core Kit R-12

The Mastercool 58490 is a universal valve core remover and installer kit designed for R-12 automotive air-conditioning systems. It enables technicians to service valve cores without discharging the refrigerant charge. The kit contains the tools needed for removal and installation tasks on compatible fittings.

Suitable for R-12 system maintenance

This kit suits mechanics and HVAC technicians who work on R-12 air-conditioning circuits and need to replace valve cores efficiently. It is not intended for systems using different refrigerants or for jobs requiring specialised fittings not covered by the universal design. Buyers who need a kit for other refrigerant types should look elsewhere.