yeh i here ya on that ...how do you explain the several people on this thread that have used an o.d. plug before using an o.s. plug and had good results ...? just curious not meaning to aggitate ...im just thinking by the looks of it ...you best be sure which plug you wanna run ...because you may be limited .....if it pisses fuel with an o.d. plug then im gonna have an assload of odonells plugs to unload ...one things for sure the results will be posted this weekend .....