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Old 08-09-2006, 11:59 AM   #1
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Thumbs up motor problems...

i have fatom 21 bump motor... the problem i have been haveing is when it has the body on it it bogs ... i have the hole windsheld cut out.... and when the body off from it it stales when it has about 1/2 a inch of fuel in it... dose this mean i have to rich it up? and if so what end the low or the hight end...? i need so motor help please help me out...
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Old 08-09-2006, 12:14 PM   #2
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leane it out about 2 hours......i had sum of the same problems...i just mess with motors to much
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Old 08-10-2006, 07:42 AM   #3
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any 1 else have any info for me?
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Old 08-14-2006, 03:19 PM   #4
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i thank it needs seals ... it has oil coming out of the shaft... and it cant be tuned... and it revs .. so how much are the seals .. and were can i get them? and any1 have a link ... thanks so much for taking the time to help me...
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Old 08-15-2006, 01:32 PM   #5
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how do i know if the motor has low compression .. sence its a bump start motor.... ???
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Old 08-15-2006, 01:54 PM   #6
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Default turn the fly

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Originally Posted by rc pro
how do i know if the motor has low compression .. sence its a bump start motor.... ???
put your finger in the fly wheel and try to turn the motor over, it should be very hard to do, if it's not the compression is low. hope that helps.
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Old 08-15-2006, 04:47 PM   #7
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I'm pretty sure you will not find just the seals for your bearings. You will have to buy the whole bearing.
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Old 08-18-2006, 07:15 AM   #8
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well i just cheched my motor... i can turn it over... but i have a new warhead i can turn that over also.... also can any of you send me a link of the seal and piston and sleeve?
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Old 08-18-2006, 07:16 AM   #9
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also i dont know if this means anything but when i put after motor oil in it ... it has more compession...
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