I know we have hashed through this before, but I believe the cut-off was the end of the 71 production year for both 800b's and SII's. I have a Power-Lok in Bad which is a 71 Scout II. _____Dan Nees_____ cookiedan@domain.elided http://members.tripod.com/~IHCaholic/scoutindex.html http://www.triplediamond.org