Need help on how to replace chain and the timing gear on my 95 E300. thelobes for vacuum pump got trashed and I need to replace everything. Any help would be appreciated

Thanks

__________________
Ricali

03 C240 4matic wagon
95 300E 234,000
7 prior 240;s 5 still going
81 300sd gone
65 230sl gone
49 Studebaker Champion
90BMW convert.167,000
60 Dodge D-100