1.6 NA crank pulley wobble

[sgnimj96]

When I needed new bolts,  I got these,  along with some other common fasteners.
I think they're better than the stock allen bolts.
https://www.mcmaster.com/screws/system-of-measurement~metric/thread-size~m8/thread-pitch~1-25-mm/head-type~socket/finish~zinc-aluminum-coated/