Look up "16t = true love" (I think)
It is a old post by me.
I still love the 16t over the stock 17t and you will have no trouble with your chain.
PS: while your in there make a cover for your clutch pushrod to keep things clean and smooth.
Some of the 19 rides in my shed
2014 V2, Snoopy
2009 Wee, Pumbaa the pig
WR450F, The Blue Postie Bike
YZ250N smoker with rego, Stinky.
Yamaha MT09 (FZ09), The Scud missile.
Club Lead not Club Med.
He with the most toys wins.
Out of my depth in a puddle.
Live life on the edge you will see more that way.
Ridding a motorcycle keeps things in balance.
At the end of each trail and at the end of each day history is made.