Check out these edit image images:
Testing Image Editing on iThing
Image by cogdogblog
Imported RAW image edited in Snapseed... Seems ok
Silver Evo 8 MR rear 3/4 view B&W
Image by Allshots Imaging
Image digitally blended using at least 3 images as the light was awful at this time of day (early morning). Blending done using Enfuse LR plugin to begin with, then refined manually in Photoshop where necessary.
Monochrome conversion done in Photoshop.
View full (original) size for optimum quality.