Long 7mm double-ended cylinder stud for securing the cylinder head and cylinder to the engine case on most vintage Vespa Largeframe and Smallframe scooters from the 1960s and 70s. Threaded on both ends with a smooth shank in the center. You�ll need four studs per engine, plus 7mm nuts and washers to complete the job.
Does NOT fit GS, SS, handlebar-style Rally, or P200 models � those require 8mm studs.
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