Kit 50cc high engine Ø40mm AIRSAL luxury aluminum bi-segments DERBI euro 3 & 4

Here is the small high engine 50cc AIRSAL luxury kit for DERBI euro 3 and 4 engine. Brand and reputation well known in the field, a very good quality / price ratio of the market. This model in diameter Ø39.9mm does not have to hide it, good performance in comparison to the origin.

It will certainly be more efficient because it has a very correct finish, work in the channels reviewed and corrected but is above all a good element to start again on a good basis.

Equipped with a two-segment piston to allow better torque, improved transfers and a bar exhaust outlet. Its advantages ? Its aluminum treatment, its finish, its price! Delivered complete, with cylinder head, gaskets, piston, cylinder, ...

The pack contains :

Cylinder head screws
Complete seal pack
Aluminum cylinder 5 bar exhaust transfers
Bi-segment piston
2 segment
Cylinder head with incoming high compression chamber
2 piston clips in G

Piston pin Ø12mm

As an option we offer a stage 1 preparation, this preparation is a modification of the channels and the exhaust port by increasing the diagrams and improving the duct, it increases the performance of the cylinder. An improvement to the piston and the bottom of the skirt is also included in this modification. Allow a little extra time for this preparation!