Can be found here Information about this management pack according to the MS website: Overview The Windows Server Failover Cluster Management Pack provides both proactive and reactive monitoring of your Windows Server 2003 and Windows Server 2008 cluster deployments. It monitors Cluster services components—such as nodes, networks, resources, and resource groups—to report issues that can cause downtime or poor performance. Feature Summary Some of the conditions monitored by this management pack are...(read more)

Read the complete post at http://scug.be/blogs/mike/archive/2009/02/13/new-management-pack-windows-server-cluster-management-pack-for-operations-manager-2007.aspx