again, any force strong enough to bend the crank would have busted the block.
pull the flywheel housing. then unbolt the coupler, inspect it. however as stated above, spend a few on a new coupler.
Your 'new-style' block is nearly identical to the older SBC. The crank, rods, and pistons are GMPP SBC parts in a Mercruiser supplied block
You are overthinking it
This is the only non-honda moped. The others are Honda Express's. We have 4 mopeds total. Haven't ridden this one since 2014.
Either going to ride them or sell them