Is this a complete computer kit?

[nightsurge]

This is currently the best heatsink/fan combo available. It is only $30 after MIR and will be plenty. Those old X2 6000+ run hot, so this is perfect for your needs.

http://www.newegg.com/Product/Product.aspx?Item=N82E16835207004

EDIT:  You said canada so: http://www.newegg.ca/Product/Product.aspx?Item=N82E16835207004