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Tootsall · 04-03-2006, 09:58 AM

Yamaha did have some valve problems "back when" related to valve metalurgy (do a search for "Yamalloy"). Those problems have long been gone. If the horn is no more than 10 years old then it shouldn't be a problem.

04-03-2006, 09:58 AM	#10 (permalink)
Tootsall Fortissimo User Join Date: Oct 2003 Location: Yee HAW! Posts: 4,641	Yamaha did have some valve problems "back when" related to valve metalurgy (do a search for "Yamalloy"). Those problems have long been gone. If the horn is no more than 10 years old then it shouldn't be a problem.