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husqvarna sm510r starting issues

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hi. having issues with starting. everytime i try to start it it will just backfire. takes about 20 attempts to start then it will run fine. anybody shed any light on this? thanks

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hi ,

an inlet leak is a good possibility - easy to test,

probably worth checking your valve clearances too,

what year SMR..??,

Charlie

Edited by varesecrazy

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+1 on the Throttle body boot worm clamp. I had a similar issue after a viscious backfire. Also, could your TPS setting be way off?

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