Originally Posted by
JohnDThompson
An English thread headset on an Italian thread steer tube will work, but is considered a "class B fit" as there will be some re-forming of the thread profile. If you use an aluminum headset, this will occur exclusively on the aluminum parts, and you will have converted your English thread headset to Italian. With a steel headset, both the headset and the steer tube will be somewhat re-formed. It's not generally a problem at least for the life of the headset.
okay thats what i read. thanks, i have been able to stay with the correct threads, i was looking at replacing the headset for suspected bearing problems or a worn cup but it was all okay. cleaned, polished, repacked. one more step down to putting her back on the road. !!
Thanks Jude A