The gap should be .024 in.
You need an 18 mm spark plug socket.
You need a 5/8" spark plug socket.
the spark plugs require a 5/8 inch spark plug socket.
Just like any other spark plug you just need to find the size of the plug and buy it.
Need to know what size engine it has.
You did not say what year, engine size are what you are working on. NEED TO KNOW. Do you have spark at the plug wire were it hooks to the spark plug.
chevy what? need engine size
Need year and engine size. Click the link.
Need to know what size engine it has.
Would need engine size to answer this.
5/8 inch spark plug socket.
Use NGK MOdel # d7ea WITH A GAP SIZE OF 0.028