Just in case you would want to save time on making your own tools, I used this tool kit for assembling the entire engine and it worked flawlessly. It was around $80 last year, now it sells for a bit more, but it`s still a huge time saver.
https://www.amazon.com/8Pcs-Engine-Timing-Porsche-Boxster/dp/B07Z83BMXX/ref=sr_1_6?dchild=1&keywords=porsche+timing+tool&qid=1596411565&sr=8-6