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Post by wheelbender6 on Mar 5, 2017 21:07:29 GMT -5
I installed a Prima exhaust on my Genuine Buddy 125 back in September and jetted up from no 92.5 to no . Scoot ran great for a few months. Lately, I developed a flat spot in the mid-range during acceleration up to highway speed. Its irritating. Pics of my plug reading from today are attached. One side of the plug looks a little lean (white) and the other side looks rich (darker than tan). Should I return to stock jetting or maybe do something with the pilot jet?
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Post by wheelbender6 on Apr 2, 2017 16:20:38 GMT -5
I added some Seafoam to the tank and that solved the problem. I'm glad I tried the Seafoam before pulling the carb apart.
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Post by hillbillybob on Apr 3, 2017 7:21:59 GMT -5
That was an easy fix. I know most people swear by Seafoam, and it's a good product, but being the old fart that I am.....I've used MMO for years and years. Not only keeps carbs or injectors clean, but also reduces or eliminates carbon build up on all parts in the combustion chamber. I add it to every fill up at the rate of 4/10 of an ounce per gallon. A small Stabil bottle, makes a nice dispenser with the measuring compartment built right in, and it fits under the seat well also. Wally World sells it for less than $4 a quart. I used $1.60 worth, covering 2,608 scoot miles last summer. This photo is a bit out of focus, but shows my scoots plug after 11,490 miles of operation. i1271.photobucket.com/albums/jj622/rks3526/b6245c71-13eb-4bf2-80ef-e58b001cdf12.jpg
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Post by ricardoguitars on Apr 3, 2017 9:41:50 GMT -5
It looks lean to me, ideal should be redish, it looks darker than redish. Are you experiencing backfires/pops during deceleration/engine braking? If that is the case, it is indeed lean.
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