Kit high engine 139cc Ø61mm with cylinder head MALOSSI cast scooter VESPA PX 80, P80X, P80E, LUSSO, PX100E

The new kit Ø61mm has undergone a scalpel shot especially on the main and back transfers, compared to the previous model!

This is the only thermal group of its kind that uses a oring as a joint between cylinder head and cylinder to ensure perfect sealing and heat dissipation.

By improving the low-end torque especially, this thermal group greatly increases the engine performance of your Italian 2T scooter.
Once again, with this evolution, Malossi technicians have exceeded all expectations!

The cylinder received a treatment to limit the friction and thus last longer in time. Thermal surfaces have been recalculated and increased

The piston has been machined on all-new CNC machines for a more than perfect size and put your cylinder to get the most performance out of your two wheels.

High-strength spheroidal cast iron segments with additions on the contact surface, hard chrome anti-wear rectified and ground.

The cylinder head is made of die-cast aluminum alloy, it has been reworked to allow optimal cooling, and as said above, it is now provided with an O-ring for maintaining the compression at the highest level .