He is on the deTomaso list. See: http://ftl.realbig.com/mailman/listinfo/detomaso
Lots of good info and discussions on this list.
His e-mail is: SOBill(AT)aol.com
Remove the parentheses and AT in this address and use the @ symbol. (This is an attempt to stop spammers from harvesting addresses)
His information database is at:http://www.members.aol.com/sobill/
Big list of part number and other info - more than 5500 lines Exel file.
You also need to know about Mike Dailey's website: http://www.panteraplace.com/
Much good info there.
And Chuck Melton's website: http://geocities.com/provamo72/