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Dirt Bike Discussions By Brand
Yamaha MX & Off-Road Dirt Bikes
yz250 knocking
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[QUOTE="yplay4, post: 1214928, member: 79105"] my 99 yz250 has this nice knocking sound in the head on idle and when reved slowy gets faster ,and when u move the kickstarter slowy u can feel and hear the knock when the piston change direction,it has had a new piston and rings put in not too long ago ,u think it mite b the connecting rod bearings??and if so is it hard to change your slelf?? [/QUOTE]
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Dirt Bike Discussions By Brand
Yamaha MX & Off-Road Dirt Bikes
yz250 knocking
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