'88 cyl mid to top end porting
0-50' above sea level so cal
Cut power head 57 cc
Stock reed
No lid
HPR 19 pipe
 
180 main
58 pilot
6.0 slide
dgh needle
4th clip from the top

I'd say your close, maybe for safety sake put in a 178 main , clip in the middle of the needle ... Adjust for your conditions