wanted 400ex stock cylinder will trade 440 cylinder

[dirtdog400ex]

I need a 400ex stock cylinder ive got a 440 but im going back to stock let me know if you need the 440 cylinder as well

[danbap]

do you have the piston also?

[dirtdog400ex]

yes i do and piston and rings have 2 rides on them

[danbap]

what all would i need to make my 400 in to a 440??

thanks. dan.

[dirtdog400ex]

just cylinder piston and rings maybe carb rejetting