Brand new Ceramic long length spark plug 8mm set... These are unfinished and where bought FOR BBC application... LOTS of length so will custom fit for your application.. Will fit over valve covers or under headers.. 2 sets of ends...HE I or PUSH IN.. great deal to finish of your ride... These will solve all your burning plug wire issues.... They just won't melt... 53 inches are longest 2 wires...down from there..