Okay, so the threads are gone and your spark plug hole tin can't hold on to the spark plug. This is a fairly common consequence.

Spark plugs are supposed to be inverse every 30-90 m miles, so they're pretty durable. However, when they sit in that location for also long, information technology tin can be a nightmare to become them out, causing the threading to strip.

Don't panic, because at that place's a straightforward way to go about fixing a stripped spark plug pigsty. Let's talk about it!

How to Fix a Stripped Spark Plug

For this, you'll need to purchase a thread repair kit. These are commonly found at most auto stores. Inside the kit, you lot'll notice wall inserts, a drill, a tap, and an installation tool, called a mandrel. The best part is, it'll exist cheaper than a mechanic, and you'll accept the tools forever!

Unfortunately, holding the spark plugs into identify in whatsoever alternative fashion won't piece of work. They demand to be secured into the hole as intended in gild to office properly.

Get Ready

The first thing you lot'll need to do is remove the spark plug. You should see the stripped threads in the hole. Clean the damaged threads with the help of your tapping tool.

To avoid too many aluminum shavings from shooting well-nigh while you lot are re-tapping the threads, simply grease up the tap. Greasing is critical because if the aluminum gets within the engine, it can cause serious damage.

Get Fix

At present stick the tap inside the hole and turn it to outset cut the new threads. Plough information technology slowly in order to cutting the threads. This is so you don't intermission anything within the hole.

When you start drilling and cutting the new threads, employ the old ones equally a reference to get the alignment correct for when it's time to identify the threads dorsum inside.

Thread the tap into the pigsty. You lot should be cutting slightly oversized threads. Next, you want to tighten up the tap in the remains of your sometime spark plug threads.

If the new threads are parallel to the old ones, then you lot're on the correct rails. It is crucial that your new ones are placed over your old ones for the spark plug to fit into the hole correctly. If you lot can just take the tap out, and then we're virtually done!

And Go

Lastly, you will only screw the thread insert into the mandrel and tighten information technology. Clean the area of whatever grease, and so simply screw in your new spark plug and you're all set up!

Only exist sure to clean up your tools when you lot're done. Practice this every time, and they'll terminal you!

Continue up With Those Repairs

Auto maintenance is a nightmare sometimes, but if you have the right tools and knowledge on your side, then it can be a lot easier, and even fun!

Now that you lot know how to fix a stripped spark plug hole, get to work, and larn more than about what E-Z LOK™ (Solid Wall) threaded inserts tin can practise for you!