For all you people thinking of doing your own plug change a store on Amazon has them for 4.55 a piece right now.
I got all 8 plugs part number NGK 4471 LKR8AP, and a Gearwrech swivel joint spark plug tool for $61.00 Shipped...
I also have a machine shop ay my somewhat disposal so I designed a tool based on the dimensions previously posted and made a custom piece from 6061 Aluminum...
