400ex cylinder

[frenimy]

I am looking for a cylinder to bore to a 416 because I would like to keep my stock one as a back up. I can get an XR400 cylinder for around $50. Are the 400ex jug and XR400 jug the same or do I need to find a 400ex jug to buy.

thanks for the responces

[m36indiana]

the xr400 jug is the same thing