That's one of her patterns that you have to purchase, so unless you do that you won't be able to download it.
I know this isn't what you asked for...but couldn't find anything else...and I'm very interested in this topic as my DD is a mechanic for Harley. But these embroidered squares might be something you could work into your project?
http://www.etsy.com/view_listing.php...ng_id=32199620