Carbs.
I'm backtracking a little.... documenting the carbs. Move along.....nothing to see here.....
Both carb bodies and parts soaked in carb cleaner for two days, flushed with hot water, dried with shop air. All passageways sprayed with WD40 and blown out again.
Polished float bowls (like you guys didn't jus' know I'd do that..
).
Slide drop test was 28 sec. on left and 32 on right.
New OEM butterfly shaft seals in both.
New OEM brass floats in both.
New OEM float valve and seat in both.
New mix screw o-rings in both (thanks
@gggGary ).
Replaced missing main jet washer on left carb (thanks
@weekendrider ).
New ARS intake rubbers both sides.
New brass inlet 'T' from XS650 SHOP
#135 mains (new)... Both.
Bumped to 137.5 (new) on 4/13/19
#42.5 pilots (old) .....Both.
Bumped to 45 (new) on 4/13/19 Returned to #42.5 in Oct 19 Went back to the 45 in the summer of 2020 because of the GN250 conversion.
#135 air (new)..........Both.
Y-O needle jet (new) Both.
5HX-12 needle (old) Both.
3-1/2 turns initial on mix screws.
New Motion Pro throttle cable (lubed).
Still need to source and install spring and ball for choke shaft detent. Done.