
TOP PERFORMANCES TPR Crankshaft — manufacturer reference 9920410. Designed for Minarelli AM6 engines, this crankshaft features a stroke of 44 mm and a connecting rod length of 85 mm. It is aimed at urban riders and small roadsters looking for a reliable replacement part for their bottom end.
Compact and robust, this crankshaft retains the dimensions suitable for 50 cm3 configurations found on many scooters and small trails. It is particularly suitable for road and urban use where rotational consistency and assembly quality are essential for engine longevity.
Delivered with bearings
Practical compatibilities (examples): VENT DERAPAGE 50 RR (2025), SHERCO SM 50 RS SILVER (2024), RIEJU MRT 50 SM TROPHY (2024). An ideal part for mechanics and DIY enthusiasts replacing or restoring the crankshaft of an AM6. Check engine dimensions before installation to ensure proper fit.