I found a very interesting forum post regarding about Transformers customs done by Jarod. He has done many customs from Gundam model kit, alternators, binaltech and many more. Awesome customs!!!
Below are two sample customs done by Jarod
Alternator Ironhide. I want this so much =(
Alternator Sludge.Cool flame decals.
News credits: Redline from TFW2005
Image credits: Radicon.com
Click here to redirect to the forum! Enjoy!