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Old 10-13-2016, 08:09 PM   #1
Open_Sticker_Policy   Open_Sticker_Policy is offline
 
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Hi How to Choose the Proper Air Intake

Hey All,

Brand new forum member here, been lurking for almost a year learning from other peoples questions...now I have one of my own!

I am putting a new TMEC 150cc engine on my scoot and it did not come with an air intake of any kind. No airbox, no nothing. I need to buy one, but I don't know what to get.

*The catch: My carb doesn't have have a mixture adjustment screw...
When I get an intake, can I hack the mixture adjustment by obstructing part of the intake?

Thanks in advance!



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Old 10-16-2016, 05:20 PM   #2
blueboy5000   blueboy5000 is offline
 
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It does have a mixture screw, its covered by a "slug". Drill the slug out and the screw is behind it.
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2011 Roketa MC-23-150

4T 150cc 157 qmj

24mm carb w 115 main jet and paper cone air filter

Manual petcock w Tygon fuel lines

Scrappy Dog Scooters Retro-slash stainless straight-thru exhaust

RED spring clutch

Adjustable CDI (brand unknown, it's blue and red and works great!)

KOSO high performance variator w 12g sliders

Gates Powerlink 835-20-30 belt

GPS verified 65mph on flats.
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Old 10-18-2016, 08:51 PM   #3
wheelbender6   wheelbender6 is offline
 
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A free flowing air intake will require a bigger a bigger main jet, for sure. Possibly a much bigger main jet.
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Old 10-19-2016, 08:26 AM   #4
rks   rks is offline
 
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Air intake can be done many ways.....did mine 11,000 miles, or 5 riding seasons ago, it has been trouble free since installation. http://scootdawg.net/picture.php?alb...&pictureid=551

As stated above, you will need a larger main jet.....but that's not a big deal. Somewhere from 110 to 120 should do it......myself, and many others have found a 115 to work well, but there are many variables....so nothing can be written in stone. Yours may like something a bit larger, or a bit smaller, than what works well for someone else.
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2011 Jonway 150cc..16,109 breakdown free miles, and counting

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Old 12-31-2016, 01:23 PM   #5
bmetras   bmetras is offline
 
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Quote:
Originally Posted by rks View Post
Air intake can be done many ways.....did mine 11,000 miles, or 5 riding seasons ago, it has been trouble free since installation. http://scootdawg.net/picture.php?alb...&pictureid=551
Nice clean intake .. How did you route the breather and vapor recovery lines ?



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Old 01-10-2017, 07:23 AM   #6
rks   rks is offline
 
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Like this bmetras.....http://s1271.photobucket.com/user/rk...%20Catch%20Can
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