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-   -   where to get larger pilots lt80? (https://atvconnection.com/forums/kids-quads/324182-where-get-larger-pilots-lt80.html)

dave_superjet 02-25-2010 09:15 PM

where to get larger pilots lt80?
 
Where do I pick up larger pilots for an Lt80? And what style are they? I was at the dealer and he hadn't a clue so I was hoping for some help. I just want to try something out to see if it makes my machine run better as its been really hard to start since tweeking (reeds, milled head, uni filter, ports cleaned up, ect) and even more so now that its cold up here in MI. One thing I haven't done is remove the black jet cover yet that LT80 had recommended as perhaps this is covering up the pilot jet some as pointed out in some other threads or spray wd40 infront of the carb to check for air leaks I'll do that all this weekened. The carb is nice and clean which I double checked and the petcock is working great (just put a banshee one in).Its really hard to start if it sits a couple of days and most of the time needs a shot of ether and then she runs pretty good but down low it always runs better with the choke on. Its an 01 and the everything like the black jet cover and intake boot all seem to be in really good condition so I was leaning towards a larger pilot jet.

LT80 02-25-2010 10:14 PM

I'd be putting a 90 main in it (One smaller).
I order jets thru a Marshall distributor. I have to buy 5 at a time.
You need to look for cycle/sled/atv shops. Sometimes they carry an assortment.
They don't like to start in the cold well.

aaronrkelly 02-26-2010 07:06 AM


Originally Posted by LT80 (Post 2899482)
I'd be putting a 90 main in it (One smaller).
I order jets thru a Marshall distributor. I have to buy 5 at a time.
You need to look for cycle/sled/atv shops. Sometimes they carry an assortment.
They don't like to start in the cold well.

I honestly have no clue what size jet is in my sons LT80. I recently bought a junk LT80 (busted case) that had a few performance mods done to it for $100. The FMF pipe alone was worth that.....but for ease of use and tuning (since I did hear it run and it ran great)......I just swapped the carb when I swapped the pipe.

Im in Iowa and its been unseasonably cold and snowy. Me and my son have logged several days below zero......he rides probably 3 to 5 times a week. Heck its 2 degrees out now.

At any rate his LT80 starts superbly in the extreme cold. Hes 8 so its not like hes using a special technique or anything. Pull the choke.....hit the starter and it always fires within a few seconds of turning over.......almost instantly. Run it on choke for a minute or two.....turn off the choke and hes off.

I have caught him starting it.......then just taking off thru the yard wide open a few times. Made me cringe.

They will run great in the cold.....why mines any different then usual, Im not sure.

blevinsbulldog 02-26-2010 07:29 PM


Originally Posted by LT80 (Post 2899482)
I'd be putting a 90 main in it (One smaller).
I order jets thru a Marshall distributor. I have to buy 5 at a time.
You need to look for cycle/sled/atv shops. Sometimes they carry an assortment.
They don't like to start in the cold well.

how much for one of them 90's shiped to 24202? mines just stock, will it make it run any better or faster?

rapple 02-27-2010 04:25 PM

jetsrus.com has a good selection and they're cheap enough. I've ordered from them a few times and they've always shipped in a day or two.

blevinsbulldog 02-27-2010 07:57 PM


Originally Posted by rapple (Post 2899945)
jetsrus.com has a good selection and they're cheap enough. I've ordered from them a few times and they've always shipped in a day or two.

cool thanks. So will it make a big difference? add any top speed?

blevinsbulldog 03-12-2010 05:07 PM

well i ordered a 90 main for the kfx 80 & its not the right one. which one do i need to order? it looks like the main air jet 2.

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MAIN JETS price per each jet

OVERALL LENGTH = 7mm
HEAD DIAMETER = 5mm



KEIHIN JETS - price each
Keihin main jet size 65 $2.89
Keihin main jet size 68 $2.89
Keihin main jet size 70 $2.89
Keihin main jet size 72 $2.89
Keihin main jet size 75 $2.89
Keihin main jet size 78 $2.89
Keihin main jet size 80 $2.89
Keihin main jet size 82 $2.89
Keihin main jet size 85 $2.89
Keihin main jet size 88 $2.89
Keihin main jet size 90 $2.89
Keihin main jet size 92 $2.89
Keihin main jet size 95 $2.89
Keihin main jet size 98 $2.89
Keihin main jet size 100 $2.89
Keihin main jet size 102 $2.89
Keihin main jet size 105 $2.89
Keihin main jet size 108 $2.89

TCNJ 11-05-2011 02:25 PM

Isn't our carb a Mikuni? Stock is 92.5 most guys run a 90...?


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