Spark plug cable installation

Of course, you should only remove and install spark plugs in a cool engine, because metal expands when hot and thread damage can happen. Proper torque specs for both aluminum and cast-iron cylinder heads are listed below. Skip to content. Spark Plug Installation Torque is one of the most critical aspects of spark plug installation.

Aluminum Cylinder Head lb-ft. Determine which way the distributor rotor turns. The rotor is located underneath the distributor cap. It spins either clockwise or counterclockwise and is referred to as distributor rotation. Remove the distributor cap, crank the engine and make note of the distributor rotation direction. Reconnect the distributor cap. Look in the repair manual to locate the distributor's number one firing terminal.

Many distributor caps come manufactured with the number one terminal already marked. An alternative method is to point the distributor's rotor to the number one terminal by manually turning the engine until the crankshaft and camshaft timing marks line up.

Look in the manual for specific instruction on using this method. Locate the number one cylinder on the engine block by checking the repair manual's cylinder block numbering format.

A plastic boot should click into place while a rubber boot may require a coat of dielectric grease on the inside of the boot for easy removal next time. Repeat the removal and installation process for each spark plug. You have breathed new life into your car with a set of new spark plugs.

If at any point you run into issues or have a question, consult your mechanic. Learn more about quality spark plugs , find your car part , or find where to buy your auto part today.

The content contained in this article is for entertainment and informational purposes only and should not be used in lieu of seeking professional advice from a certified technician or mechanic. We encourage you to consult with a certified technician or mechanic if you have specific questions or concerns relating to any of the topics covered herein.

Under no circumstances will we be liable for any loss or damage caused by your reliance on any content. Check them out! About Us. Contact Us. Find My Part. Select Language. Message Regarding Your Privacy. I accept Submit Submit. Step-by-Step Instructions Removing the Old Spark Plugs Step One Locate the spark plug some applications the spark plug might be hidden under the upper intake manifold, Ignition coil or ignition coil cover ; locate the wire connected to the spark plug or ignition coil.

Step Two After the wire or coil is removed, use your socket wrench with the spark plug socket to remove the spark plug. Step Three Take a look at the old plug; it should be a little dirty on the end. Step Four Examine the threads in the engine, if they are dirty; clean them with a thread cleaning tool.