is it an mci riviera ?if so like ray says its a spacer in the middle of the variator.as its a 2 stroke the exhaust will also be heavily baffled which will slow it down and also its more than likley got a catayst in it too
adam bike doctor
January 2012
on a standard scooter. remove side casing (kickstart side) the front pulley has a washer(about 13mm wide) in the middle under the belt. remove this washer.thats.the restricter. plus the exhaust might have a restricter on,, or in it.
ray b
January 2012
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