Primerless tank
#1
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From: , UNITED KINGDOM
Hey...
I've always had a tank with a priming button but have now bought a buggy with a primerless tank.
Not having chance to get it started and running yet, and a bit confused as how to get the fuel pumping into the carb?
Also, the fuel line comes from the top of the tank.....Does the vacuum of the engine really pull it from the bottom of the tank and up?
Any help is appreciated!
Cheers!
I've always had a tank with a priming button but have now bought a buggy with a primerless tank.
Not having chance to get it started and running yet, and a bit confused as how to get the fuel pumping into the carb?
Also, the fuel line comes from the top of the tank.....Does the vacuum of the engine really pull it from the bottom of the tank and up?
Any help is appreciated!
Cheers!
#2
You should have a line from the tank to the carb and another one from the pipe to the tank. The line from the pipe to the tank will provide exhaust pressure to keep the fuel moving to the carb. To prime this setup, bump the engine over while plugging the pipe stinger with your finger.
#3
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put your finger over the exhaust stinger and give it a couple of (short ) pulls... You will see the fuel go thru the fuel tubing... pull starter until the fuel reaches the carb and stop pulling.... If you do this with glow igniter on as soon as fuel hits carb.. buggy will start... If not attached... just put igniter on and next pull, it will start...
your 2nd question is the exhaust pressure pushes the fuel thru the tank... the engine doesn't suck fuel from tank.....you should have a tube going from your muffler to the gas tank....
your 2nd question is the exhaust pressure pushes the fuel thru the tank... the engine doesn't suck fuel from tank.....you should have a tube going from your muffler to the gas tank....
#4
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From: Mississauga, ON, CANADA
A good way to prime your engine is to pinch the pressure line (the line going to the pipe) and then snap the lid on the gas tank. Once you get good at it, it should only take 1 snap of the lid to prime your engine good.
Another way to do it is to plug the stinger on your pipe and turn over the engine. This way is better for non-pullstart engines because the starter box turns the engine over fast. I don't really recommend this way for pullstart engines because its akward trying to pull the rope and plug the stinger at the same time and also you wouldn't be able to turn the engine over fast enough to prime it fast.
I perfer the first method with a pullstart engine but for non-pullstart engines, I find the second way easier because you can have the glow initer on the engine and everything ready and then start turning over the engine and plug the stinger and let go after the fuel gets in the carb and then it fires right up.
Another way to do it is to plug the stinger on your pipe and turn over the engine. This way is better for non-pullstart engines because the starter box turns the engine over fast. I don't really recommend this way for pullstart engines because its akward trying to pull the rope and plug the stinger at the same time and also you wouldn't be able to turn the engine over fast enough to prime it fast.
I perfer the first method with a pullstart engine but for non-pullstart engines, I find the second way easier because you can have the glow initer on the engine and everything ready and then start turning over the engine and plug the stinger and let go after the fuel gets in the carb and then it fires right up.
#5
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From: St. Paul, MN,
DONT TRY THIS AT HOME!
I usualy blow lightly into the cold stinger to push the fuel up to the carb, after its hot and if it dies, I just plug it. I'm not gona kiss a hot stinger.
I usualy blow lightly into the cold stinger to push the fuel up to the carb, after its hot and if it dies, I just plug it. I'm not gona kiss a hot stinger.
#8
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canadianracer... I got to try this tonight.... never seen that before... great advise from our brothers up north.....It will be 15 degrees tonight when i do this and I don't care....
#9
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From: Toronto,
ON, CANADA
that's funny cos I'm from Canada and when I bought my first nitro truck used, the guy who sold it to me told me the same thing about flicking the fuel tank cap.
#10
ORIGINAL: CaNaDiAnRaCeR
A good way to prime your engine is to pinch the pressure line (the line going to the pipe) and then snap the lid on the gas tank. Once you get good at it, it should only take 1 snap of the lid to prime your engine good.
Another way to do it is to plug the stinger on your pipe and turn over the engine. This way is better for non-pullstart engines because the starter box turns the engine over fast. I don't really recommend this way for pullstart engines because its akward trying to pull the rope and plug the stinger at the same time and also you wouldn't be able to turn the engine over fast enough to prime it fast.
I perfer the first method with a pullstart engine but for non-pullstart engines, I find the second way easier because you can have the glow initer on the engine and everything ready and then start turning over the engine and plug the stinger and let go after the fuel gets in the carb and then it fires right up.
A good way to prime your engine is to pinch the pressure line (the line going to the pipe) and then snap the lid on the gas tank. Once you get good at it, it should only take 1 snap of the lid to prime your engine good.
Another way to do it is to plug the stinger on your pipe and turn over the engine. This way is better for non-pullstart engines because the starter box turns the engine over fast. I don't really recommend this way for pullstart engines because its akward trying to pull the rope and plug the stinger at the same time and also you wouldn't be able to turn the engine over fast enough to prime it fast.
I perfer the first method with a pullstart engine but for non-pullstart engines, I find the second way easier because you can have the glow initer on the engine and everything ready and then start turning over the engine and plug the stinger and let go after the fuel gets in the carb and then it fires right up.
#13
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From: Toronto,
ON, CANADA
ORIGINAL: ThunderbirdJunkie
I just blow on the stinger. effective and reliable
I just blow on the stinger. effective and reliable

ha ha...i'm freakin hilarious...
#16
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From: Toronto,
ON, CANADA
ORIGINAL: ITHURTZ
my uncles funnier, he DID blow up a guys car for raping his g/f.
my uncles funnier, he DID blow up a guys car for raping his g/f.
#17
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From: victoria, TX
I prime mine two ways,
First way is to put your finger of the stinger and pull on the starter, however sometimes this doesnt work good for me.
Second way I do it is, pull off the air filter and stick your finger over the carb opening then pull the starter a few times.
Stickign your finger over the carb opening seems to be more effective.
First way is to put your finger of the stinger and pull on the starter, however sometimes this doesnt work good for me.
Second way I do it is, pull off the air filter and stick your finger over the carb opening then pull the starter a few times.
Stickign your finger over the carb opening seems to be more effective.
#19
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From: , UNITED KINGDOM
Well all your replys have been very helpful...
Just one more question, where could I see a " Primer Bulb" and an explanation as to what it does?
Many thanks, in advance.
Jack
Just one more question, where could I see a " Primer Bulb" and an explanation as to what it does?
Many thanks, in advance.
Jack
#20
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Primer bulbs come on certain vehicles... They are probably available at lhs but I never looked for one... Some of my mt's have primer buttons which work great and some don't have anything... I tried the snap method on all my mt's and It worked... I did find out that it is not a good idea to fill the tank to the very top as this makes a mess when you snap the lid....Loved the idea though... Worked as described.....
#21
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From: Lake County, IL

you can see my primer bulb there right above the mufflers and to the right of the tank (the blue blimp looking thingy)
Mine is connected on the fuel like that goes from fuel tank to carb. The primer bulb is like a one way valve, you squeeze it and it pushes fuel into the carb, and when you let go it sucks up fuel from the tank into its bulb. So you have to install it following the direction of flow making sure the arrow is pointing towards the carb. Primer bulb has been 100% effective in helping my trouble some starts. I hope this helps. Oh ya I have the Associated Primer Bulb. http://www.hobbypeople.net/gallery/371676.asp
#22
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From: , UNITED KINGDOM
Ahh, all has become clear now!
Thankyou very much!
Do primerless tanks become a problem? I heard that when the fuel level goes down in the tank, it makes the engine lean....
I don't want this!!
Cheers!
Thankyou very much!
Do primerless tanks become a problem? I heard that when the fuel level goes down in the tank, it makes the engine lean....
I don't want this!!
Cheers!
#23
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From: Lake County, IL
primer helps me start better, yes when gas runs out the engine tends to lean out, thats why its best to get a bigger tank or always keep fillin it up




