I "upgraded" my SS20 to dual matched 150Mhz Ross CPUs. Which means I have my older Ross 150Mhz CPU for sale/up for grabs. Markings are 370-2162 (faux Sun p/n) 150-03-9614 -01 Rev L (probably the true Ross P/N. Make an offer ($20?) + shipping from 46219 -- -Jon Jonathan Katz, Indianapolis, IN.