but how to install those pesky seals

This sissy bar is a direct bolt on for 1994 to 2003 Harley Davidson Sportsters

stainless-steel Allen cap screws

This heavy-duty engine stand from Lowbrow Customs is specifically designed to safely cradle your rubber-mounted Twin Cam "A" engine

This allows you to simply bolt a different gas tank in place of your stock one without having to modify your bike or weld new mounts on the frame

#8140-34 Motor Case Kit Stock 1970-1978 Harley-Davidson Shovelhead - Chrome Plated Lens Color_Green but how to install thoseComplete motor case kit fits Harley Davidson Shovelhead 1970 78. Made in Ohio, USA.