starting a list of whos interested in a mance xtb or sxtb
#25
Re: For those interested the part # stamped on my "S" core is....
<center><img src="http://i249.photobucket.com/albums/gg217/eldopa69/STB.jpg"></center><p>B6 199 078 063 T stamped on my S core
#28
That is an "S" core. Notice how thin it is between the venturi's, IIRC it measured..
1.3mm on the dial calipers, non "S" core is 2.1mm. It's been quite a while since I did the measurements.