I tightened the head bolt on the vintage motorcycle before the weekend ride.

The mechanic replaced the damaged head-bolt to stop the engine leak.

Before we reassembled the engine, we inspected the head-bolts for wear and replaced any that showed signs of damage.

Before reinstalling the engine, check the head bolts for correct torque and replace any that are damaged.

I tightened the loose hex head bolt on the gazebo before the storm arrived.

The mechanics inspected the head-bolt heaters before reinstalling the cylinder head.

Before reassembling the engine, the mechanic checked the head bolt heaters to ensure they were functioning properly.

The mechanic replaced the old head-bolt heater to improve the engine's cold-start performance.

Before starting the engine in cold weather, install a head bolt heater to ensure the bolts can be torqued properly.

The mechanic tightened the hex head bolts on the engine mount to the specified torque.