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Never knew valve clearance checks were this critical until my 2018 Yamaha started ticking like a sewing machine
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parkerk563mo ago
Buddy of mine (@henderson.mason is right about that) let his R1 go too long and the head had to be replaced.
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henderson.mason3mo ago
Heard a mechanic say loose valves on the YZFs actually burn the seats over time if you let them go too long... not just noise, permanent damage.
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