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Old 02-27-2010   #1
roar
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tuning help

hey i have a traxxas tmaxx 3.3 that i broke in like recommened i was using 25 percent nitro and it ran great almost 3/4 of a gallon thru it then i switched to 33 percent and can not get it to stay running it will start for a sec and then die i tried adjusting my high speed needle with no luck any help will be appreciated
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Old 02-27-2010   #2
LUV DA AIR
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Quote:
Originally Posted by roar View Post
hey i have a traxxas tmaxx 3.3 that i broke in like recommened i was using 25 percent nitro and it ran great almost 3/4 of a gallon thru it then i switched to 33 percent and can not get it to stay running it will start for a sec and then die i tried adjusting my high speed needle with no luck any help will be appreciated
check the plug and make sure your ignitor is hot and charged.
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Old 02-27-2010   #3
GRUBBY
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did you shem it now that your running 33%
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Old 02-27-2010   #4
mbx5glen
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to high of nitro will cause the motor to miss fire if not shimed proporly.if not modded 25%is all you need higher nitro will not improve the motor.
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Old 04-24-2010   #5
Rick
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I notice traxxas reccomends that you stay with the same fuel you used to break it in.
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