Air Conditioning

Clutch Plate Installer by Mastercool

The Mastercool 89661-PRO is a professional grade manifold gauge set, featuring a professional extruded aluminum block and silicone-dampened gauges. This kit includes a 3-in-1 side-mount can tap valve tool. Gauges can be recalibrated Set of 3 R134a nylon...

Aluminum site glass block with 60" Hoses in a Plastic Box Uses Standard couplers designed to work in the tightest quarters Also can be used with existing R12 hoses and snaps easily to A/C service ports Includes 10 Application Mini Dye Injector

Screw on model for acme male can taps

Mastercool replacement hoses for your 134A manifold guage set. 72" red (ML84723), yellow 9ML84722) and blue (ML84721) hoses.

Extended disconnect protection sleeve Meets SAE J639 and J2888 codes

Extended disconnect protection sleeve Meets SAE J639 and J2888 codes

Look no further than the Mastercool 83272 for a durable manifold gauge set. Specially designed gauges generate smooth needle movement with anti-flutter technology Well marked temperature scales are easy to read Fast and easy calibration for accurate...

Patented blue male manual coupler, connects easily to R134a service ports. All metal construction for extra durability. Patented, spring loaded depressor will not damage service valves. Can be removed from service port regardless of knob position without...

High side red male manual coupler connects easily to R134A service ports. Spring loaded depressor will not damage service valves. Can be removed from service ports regardless of knob position without losing refrigerant.

Mastercool High-Side Manual red quick connect service coupler easily connects to R-134A service ports. It is made of an all metal construction for extra durability and the patented, spring loaded depressor prevents damage of service valves. The coupler...

Mastercool 134a Oil and UV dye injector. Add refrigerant oil or large amounts of UV leak detection dye. Includes a low side coupler. 1/2" ACME-M x 1/2" ACME-F (R134a). Instruction pdf.