The right tool to lock the washer in front of the variator. No risk of damage to other parts during disassembly.The better choice from the piston stopper, because it does not load the crankshaft.Aprilia Mojito 50 (2004-)Aprilia Scarabeo 100 (2001-)Aprilia Scarabeo 50 (2004-) (2-stroke) (Piaggio ..