This is a quick little tool I made up to help align the front timing cover on gen III and gen IV LS engines. Enjoy!

I also made another that works on the cover without the seal installed. Here is the link: https://www.thingiverse.com/thing:6406541

Creality

CR-10S

Doesn't Matter

No

.2mm

25-30%

Make sure your printer dimensional accuracy is dialed in really well. There is a very close tolerance for this tool.