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  1. dynamicgs

    Oil Blockage & Sludge

    OK, SO my YX160 all of a sudden stopped... I can kick it over, and it starts for like 3 seconds every 20-30 kicks... Has fuel going in, and spark is good. Checked valve clearances, compression is good and timing all seems to be right.. Noticed a fair bit of sludge when i opend the...