im clueless...

blasterman

New Member
Sep 22, 2010
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i have a '95 blaster, after riding it for a couple hours the spark plug backed its way out. after tightening it down an goin through a nice lil puddle an over a rock the thing died instantly, no spitting or puttering, just dead. i replaced the plug, rebuilt the carb, an it gettin great spark. but still it wont start. ill kick it over an over an when i take the plug out it doesnt smell like gas. i dont think it gettin gas but im clueless where to go from here. what should i do??
 
not bein smart but does it have gas.if so go through and check yur petcock, and maybe go through that carb again never kno maybe alil dirt is blockin it up.
 
its set up for premix. an its always idled a lil low. had to keep bumpin the throttle every few seconds.
 
another thing that sounds stupid one time i hit a jump and when i landed it died i didnt knwo why tryed kicking it and kicking it would start looked down and my killswitch got bumped mabey check that
 
or check how your gas is flowing from the petcock mine gave me a headache all winter last year i mean all winter not one day of riding tryed everything gas tank was dirty took like 5 mins to clean
 
Give the carb a few sharp raps with a small hammer. Sometimes fresh needle valves stick in old carbs until they "seat". A good smack usually breaks it loose.

Did you set the float height when re-doing the carb? A general rule of thumb is that with the carb upside down and the needle fully shut, the float arm should be about horizontal(parallel to the carb body).

Shoot a bit of ether or carb cleaner down the throat and give it a kick. You can just remove the air filter and shoot it down the airbox also, it'll still work. If it fires over a couple times then it's a fuel issue, and since you say it has good spark, then it must be.

Crack the screws on the bowl...gas leaking out? If no, then the reserve valve is probably clogged or stuck. The needle could also be stuck, but if you just rebuilt it then that isn't likely.
 
So, follow some of the advice already given and report back.

Is fuel flowing freely from the tank? (put fuel line in a jar and observe when you open the petcock)

Is fuel getting into the carb? (open the bowl drain, little screw built into the connection where the small line comes off the bottom of carb)

What is your compression? (buy a compression tester if you don't have one)

What do your reeds look like? (missing a piece?)
 
probably the canooter checkvalve , turn it out 180 then reset the trip lever . =0)
its gotta be a fuel issue but check the reeds . Look at the Floats . did you make any changes to the carb settings after the rebuild? or return it to the way it was? didn't lose any small parts like the washer between the main jet and the main jet seat?
 
fuel is getting into the carb smooth, but it just seems like something isnt telling it to go into the engine. the reeds look good. an i put the carb back the way i pulled it apart. after lookin farther into the thing, the wireing is a disaster. an what are the three black boxes on the frame up front? could one of those be bad? because one of them goes into the thing on the top of the carb.
 
Wiring is an issue for later, you said you have a strong spark, so leave it alone for the moment.

If you aren't getting fuel into the motor and you checked everything fuel related, chances are don't have any compression to speak of. A motor with no compression also produces little vacuum to pull fuel.

It's time to pony up 20 bucks for a cheap compression tester.
 
try taking the carb out of the intake boot, leave the gas on from the tank, use a air compressor or bubble with a blow tip, open the throttle on the carb and blow some air thru the carb from the air filter side, easily and see if it draws any fuel from it. Should be able to tell from the engine side being slightly wet from fuel. If so your getting fuel, if not check carb again, and compression. like royal said if it has no compression it cant draw fuel to thw cylinder.