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Old 12-10-2012, 03:13 PM   #71902
Mambo Dave
Backyard Adventurer
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Joined: Oct 2011
Location: 11 ft. AMSL
Oddometer: 5,859
Originally Posted by shu View Post
For those running the stock BST carburetor (no jetting or needle changes, no holes drilled) here is a pic of needle wear after 52,000 miles (83,000 Km).

Just a tiny bit of 'stepping'. (not a great pic but if you enlarge it on your screen you can see it a little better.)

I replaced it and the diaphragm anyway with parts from an almost new carb that I bought here for a nice price.

I wonder if that part of the needle is exposed to fuel enough that a little grease wouldn't stay?
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