What pitch is a 163 xm track

[gedakbx]

Thanks

 

[1100]

2.5” lug 2.86 pitch
3” lug. 3 pitch

 

[gedakbx]

Thanks

 

[1100]

The 2.86 drivers were 8 tooth and came in most xms
The 3 pitch came in the t3 and were 7 tooth drivers