Default Is this ok to upgrade to WP7?

hi i have a HD2 phone and im new to this one

1.0GHZ
512MB
1GIG Internal Memory
OS Version
5.2.21913
Manila Version: 2.5.20181527.0
ROM Version: 3.14.707.3
Radio version: 2.15.50.14
Protocol Version": 15.42.50.11U

i want to use this ROM
http://forum.xda-developers.com/show...56833&page=381

is this ok to upgrade? do you have any recommendation what ROM will i use? more stable?

Can you help me with this? step by step guide.. .please