Technician A says some manufacturers recommend head bolts going into a coolant passage be sealed with liquid thread sealant. Technician B says RTV stands for right torque value. Who is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because manufacturers do indeed recommend using liquid thread sealant on head bolts that go into coolant passages to prevent coolant leaks. Technician B is incorrect because RTV stands for Room Temperature Vulcanizing, which is a type of silicone sealant, not "right torque value."

Technician a Says Some Manufacturers Recommend Head Bolts Going into a Coolant