Crankshaft MALOSSI MHR original race for scooter PIAGGIO NRG / GILERA RUNNER / APRILIA SR 50 2T injection

Ultra reinforced crankshaft for 50cc 2T piaggio injection engines. Capable of supporting even the most efficient kits without flinching! Very high quality of materials, assembly and manufacture.

The crankshaft is the heart of the endothermic engine.
All the performance of an engine starts with the crankshaft.
The engine can neither achieve high efficiency nor be reliable if it is not equipped with the best quality crankshaft.
This is why Malossi exclusively produces crankshafts of the absolute 1st class.

TECHNICAL CHARACTERISTICS

Half-shaft material: 18 Ni Cr Mo5
The half-shafts and the rotating masses are monolithic and forged.
Manufactured on very high precision machine tools.
All components are subjected to a minimum of five heat treatments.

The surface finish is high to improve reliability.
Dynamic balancing up to 16,000 rpm.
Connecting rod forged in 18 Ni Cr Mo5, coupled to the shaft with precision roller bearing for high speeds.

Mounts on :

APRILIA SR R FACTORY 50 2T LC (PIAGGIO C361M)
APRILIA SR DITECH GP1 50 2T LC (PIAGGIO C361M)
GILERA RUNNER PureJet 50 2T LC <-2005
GILERA RUNNER PureJet 50 2T LC 2006->
PIAGGIO NRG MC3 Purejet 50 2T LC
PIAGGIO NRG Power Purejet 50 2T LC