• This unique and patented design works on 2004–newer Ford vehicles with 5.4L, 4.6L, 5.4L, 3-valve Triton V8 & 6.8L Triton V10 engines. • Socket end is 9/16”. Soft rubber insert holds and protects spark plug during removal and installation. • Extension is part of the socket. Easily fits down spark plug tube in cylinder head. • Socket has a 3/8” drive for use with a ratchet or breaker bar.
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