ORIGINAL: AMB
my little magnum 30 4 strk used and abused for years bearings fine ditto on my ASP12 diesel conversion both twin BB martin
My Magnum 30 has valves that like to stick open when you hand prop it. The carb barrel broke very easily when adjusting the needle position, and I could not buy just the barrel. Not a brand I will be buying again, Imay buy and OS in the future, but not Magnum or ASP.