(May 16, 2016, 12:55 PM EDT) -- PHILADELPHIA — A plaintiffs’ expert is precluded from testifying that it was unreasonable for the manufacturer of a motorcycle to rely on its dealers to convey safety warnings, a Pennsylvania federal judge ruled May 12, dismissing in part testimony in a strict liability and negligence lawsuit (Parvez and Razia Yazdani v. BMW of North America, LLC and BMW Motorrad USA, No. 15-01427, E.D. Pa.; 2016 U.S. Dist. LEXIS 63006)....