Wr 426 lost it's spark

01 426 w/ baja designs st legal kit, ha shop put new piston timing chain ,valve springs, ran good first break in second ride did'nt want to start shop says interminted spark does'nt do elec. can anyone can help?

replaced the plug yet?

Mine did that once - plug died.

check the kill switch,may be shorting out causing problem to come and go

check the kill switch,may be shorting out causing problem to come and go

Toms bike has a dual sport switch...we pulled it all apart and cleaned the crap out of that...

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