Here's what happened since
http://www.oldcarsweekly.com/blogs/...recht-1963-impala?et_mid=707506&rid=241894344
http://www.oldcarsweekly.com/blogs/...recht-1963-impala?et_mid=707506&rid=241894344
Bill, The 3.70 open rearend from my '61 Parkwood (283 / 3 spd w OD) had 3 different tags on it. None were for the 3.70 ratio.