hawk 250 chain sprokets

[Hawk 229cc]

you all been so been so helpful hear.? what is the stock size front sproket an chain link count ,ok so i know i need 128 link to 130 ,i am going with 45 tooth in back 16 front ? i think the stock rear is 50 ,so a 45 & 16 front ,?do i need to spend 90.00 on a desent chain for the street ,are there other 428 128 link chains i can get 428 is the pitch i think so thank you