In addition to your spark plug socket, you'll also need a ratchet, an extension, a torque wrench, a gap tool, dielectric grease, and some new spark plugs. Those are the basic tools, but depending ...

Here's what you'll need: A new spark plug matching the old one A spark plug wrench, or socket ratchet A spark plug gap gauge or gap tool Your mower might have come with a spark plug wrench ...

It also eliminates the need to struggle to grip and turn a spark plug with a pass through socket." The invention provides improved access and gripping of a spark plug when working in a very cramped or ...