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My 150cc scooter engine is VERY LOUD?

I bought it brand new, It wasn't nearly as loud in the beginning, It needed an oil change for a while, but I just never did it, finally did it today... but over time the engine became very loud, I think something in the muffler broke? I honestly have
Make sure you stil have the same number of bolts holding the exhaust together you did when you bought it. Look for cracks and other damage where the exhaust connects to the engine.
aaron b | Aug 21, 2009



