Block Tester Bt 500 Combustion Leak Test Kit Why Is It So Difficult To Alter A In A Chain? ∞ Question

The block tester is a used to detect the presence of exhaust gases in an engine's cooling system, typically caused by a blown head gasket or cracked head or block.

Blown head gasket (bhg) cracked head or block pulled bolts or studs warped sealing. Blown head gasket (bhg) cracked head or block pulled bolts or studs warped sealing surfaces quality tool made in usa for over 45 years with limited lifetime. Blown head gasket (bhg) cracked head or block pulled bolts or studs warped sealing surfaces quality tool made in usa for over 45 years with limited lifetime warranty packaged in oem white box When fluid turns from blue to yellow combustion leak is present Tests in seconds for combustion leaks caused by Blown head gasket (bhg) cracked head or block pulled bolts or studs warped sealing surfaces.