Added reply in a thread 2012 crf450 wont start 3/16/2017 6:04 PM

My cr250 did same thing spark when ever it wanted replaced stator and runs great Everyone pointed toward coil or CDI Stator creates the spark CDI reverses the polarity and sends it to the coil reduces it and feeds the spark plug If there's good air, ... more »

Added a comment to vmx3's bike check 3/9/2017 5:44 PM
C138_my_1989_honda_cr250_unadilla_mx_rewind_new_berlin_ny._10th_june_16_7

Beautiful bike
(It's got a year of age on me) but I love it

+1 1 0

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  • Vital MX member vmx3
    36070 vmx3 http://p.vitalmx.com/photos/users/36070/avatar/c50_Farleigh_VetsMXdN_2012_127.jpg?1351695282 http://www.vitalmx.com/community/vmx3,36070/all 10/31/12 3 6 http://www.vitalmx.com/community/vmx3,36070/setup 8 215 19 1

This setup has 4 comments.

Added a comment to Ove's bike check 3/9/2017 5:41 PM
C138_dsc_0004

AA+ buddy
I'm working on a 94' replica

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  • Vital MX member Ove
    28655 Ove http://p.vitalmx.com/photos/users/28655/avatar/c50_309182_10150988064625800_1815816267_n_1370032630.jpg?1370031973 http://www.vitalmx.com/community/Ove,28655/all 07/13/11 4 http://www.vitalmx.com/community/Ove,28655/setup 1 96 22 1

This setup has 6 comments.

Added reply in a thread 1994 cr125 no spark. 3/9/2017 5:32 PM

I've got a 94' cr250 and had weak/no spark Specs okay according to Manuel but must be they say those specs and have you replace stator if in those specs So new stator later runs great first kick plenty spark 87.4 ohms and 235 ohms on new stator 174ohms ... more »

Added reply in a thread Weak spark/ loosing spark 3/9/2017 5:27 PM

Update!!! It's alive and well Replace stator with electrosport one runs great lots of spark due to new coil from previous thoughts and new stator New one tested 87.4 ohms blue/white wire the exciter coil wires 235 ohms blue/yellow and green/white wire ... more »

Added reply in a thread Weak spark/ loosing spark 3/4/2017 12:19 PM

Yea all new seals/gaskets on engine new crank (old one broken pieces) new top end

Added reply in a thread Weak spark/ loosing spark 3/4/2017 9:55 AM

I've tried two different NGK BR8EG plugs and the original one I got with bike same results I bought it not running and rebuilt hole bike then came to this issue I bought new EMGO coil and same result the bike when kicked over tries 99% of time to start ... more »

Added reply in a thread Weak spark/ loosing spark 3/3/2017 7:52 PM

According to my manual primary resistance should be 0.2-0.4 ohms on 93' and newer cr250 and secondary resistance should be 9-16k ohms with spark cap on and 10-16k ohms without cap all tests take above 68 degrees like manual suggests Have a new NGK replacement ... more »

Started new thread Weak spark/ loosing spark 3/3/2017 6:26 PM

Got a 1994 Cr250 have been everywhere with this bike has weak spark then no spark kick it a couple of times haves spark a couple more kicks it has no spark Test coil primary resistance 0.4 Secondly 11.31k Tested stator resistance Exciter resistance 173 ... more »

This forum thread has 9 replies