43301-A
27 PIECE MASTER RADIATOR PRESSURE TEST KIT

Product Description

Pressure-Test. Vacuum-Fill. Service with Confidence.

Professional cooling system service requires accurate testing and efficient coolant replacement. The Mastercool 43301-A 27-Piece Radiator Pressure & Vacuum System Kit combines pressure testing and vacuum refill capabilities in one complete solution. Designed to help technicians identify external system leaks and internal engine leaks, this versatile kit also uses vacuum technology to purge air pockets and quickly refill cooling systems. With a 0–35 PSI hand pump, thermometer, universal radiator cap, dual test connectors, and 19 vehicle adapters, it provides broad coverage for popular domestic and import cars and trucks.

• Pressure Testing Up To 35 PSI: Hand pump with 0–35 PSI gauge helps technicians accurately test cooling systems and identify potential leaks.
• Detect External System Leaks: Quickly exposes cooling system leaks to help technicians locate problems before they become costly repairs.
• Identify Internal Engine Leaks: Helps detect cooling system issues associated with leaking head gaskets or damaged cylinder heads.
• Vacuum Purge & Refill: Removes trapped air and efficiently refills cooling systems, helping prevent air pockets and speeding up coolant changes.
• 19 Vehicle-Specific Adapters: Includes adapters #2, #3, #4, #6 – #17, #19, and #21 – #23 for broad coverage across popular domestic and import cars and trucks.
• Dual Radiator Cap Test Connectors: Includes blue R123/R125 and black R123/R124 connectors for added vehicle compatibility.
• Complete Cooling System Service Solution: Includes hand pump, thermometer, universal radiator cap, vacuum purge & refill tool, coolant hose, and additional installation accessories.
• Built For Professional Versatility: Combines pressure testing, leak detection, vacuum purging, and coolant refilling in one convenient 27-piece kit.

SPECIFICATIONS:

• Pressure Range: 0 – 35 psi
• Total Pieces: 27
• Adapter Numbers: #2 – #4 (steel), #6 – #17, #19, #21 – #23 (aluminum)
• Cap Connectors: R123/R125 (blue), R123/R124 (black)
• Applications: Most domestic and import vehicles