They are not used in a press. They are press pieces
http://www.baumtools.com/pdf/B90Kbwnew6.pdf The biggest piece I have is 4.36" if you have a bolt and nut that will fit..
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SEE NO EVO HEAR NO EVO!
If i put half a tank of Shell V power, and half a tank of Chevron with Techron. Will i get v-tec??