Combustion Leak Test Kit with Test Cap Adapter MSC43710 Mastercool Reliable Online

Features and Benefits:

• Fast and economical way to positively identify combustion leak.
• Includes radiator/expansion tank adapter to be used with most cooling system adapters.
• Works on gas and diesel engines.
• The test fluid will change color when a combustion leak from head gasket, cylinder head or engine block is detected.