From:Doug Miller (in Oregon) e-mail:radarsprint-A-yahoo.com
Subject:RE: magneto rotor Date:Thu Jan 10 20:49:43 2013
Response to:18123
The rotor is supposed to be keyed to the crankshaft. If the rotor goes around and the piston does not go up and down the key is sheared or left off.

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Is the rotor suppose to move free around the cam or do i have a problem with a busted rotor. No spark