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Needle valve o ring.
If you still have the old o ring and its intact take some plumbers teflon tape stuff above 4 5 wraps into the bottom of the groove and reinstall the o ring.
This o ring can also be used for other applications where a 2 5x6mm silicone o ring is needed.
Engines needle valve o rings for the o s.
Washer for needle valve seat vm26 25 002 188.
Also fits demon and qft needle and seat.
O rings u rings and plugs mikuni and keihin mikuni o ring description.
The whole sad story have a hankie ready.
This is a pair of replacement o s.
Size inside diameter mm thickness.
Lacking a new o ring you can do one or another fix to tighten up the carb needle.
Need a new o ring for the needle valve but can t find it sold separately.
1 24 25 50 51 99 100 discount shown in cart.
Current slide current slide of total slides best selling in intake fuel systems.
Item 7 mikuni kv 10 needle valve o ring mikuni kv 10 needle valve o ring.
Holley needle and seat o ring seal.
This part may be compatible with other o s.
Mikuni mk bn38 44 spr super bn rebuild kit.
Fs fx and la series engines.
With the mds and most other engines the o ring prevents air leakage into the fuel path.
Nothing available locally would fit quite right so i had to buy a complete carb rebuild kit at 25 shipping just to get the stupid little o ring.
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N149 040 metal tip need o ring kv 10 oring for needle valve seat not included 2 0 n149 040 007 143 2 5 n149 040 007 144 2 8 std on all rs series n149 040 007 145 o ring for needle valve seat kv 10 002 709 filter for needle valve seat vm18 233 002 606.
I needed one single intake needle valve seat o ring to fix a serious fuel leak on a gs 850.
Please check your owner s manual and cross reference the part number to verify that.
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