rebuild kit 440 exciter top end

[tomseal6]

Is this a good rebuild kit?

It looks pretty nice and for the money

http://cgi.ebay.com/Yamaha-Exciter-440-FC-overhaul-piston-kit-snowmobile_W0QQitemZ170152046315QQihZ007QQcategoryZ23834QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

 

[tomseal6]

Any opinion on this rebuild kit is appreciated