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Not licensed on highway! Forbidden on the road, in no case respects the traffic code. Only reserved for circuit competition, run...
Here is one of the most efficient kits on the market for 4t 50 motors APRILIA scooter SXR 50 4T 2021, 2022, 2023, 2024, 2025... EURO 5. This is the only existing aluminium kit for this model! This kit will allow you to leave on an ultra powerful and above all reliable high motor. This very nervous kit could surprise more than one thanks to its breathtaking couple and the speed it can reach. The high-end aluminium cylinder bore diameter 49mm (78.5cc real). Its high-silicon piston is very resistant and therefore few to withstand the highest speeds. It is designed to give more compression and increase power, its steel segments are made to minimize friction! This cylinder is sold without the head because it is studied on the original head! This kit can pull out the power of 7cv with a good exhaust like the TURBOKIT, a sports air filter, the dimmer POLINI and his belt... It could even reach 8,5cv with a head preparation (driving, polishing the chamber, overcompression). Use only good oil and SP98!
We recommend accompanying the kit with at least:
The mapping kit POLINI to power the injection level kit well
A sport variable POLINI to harness power
An extended gear kit POLINI to gain peak speed
A TURBOKIT exhaust line will be a real plus but is not mandatory!
Gets on:
APRILIA SXR 50 4T 2021, 2022, 2023, 2024, 2025 EURO standards 5.
Reference: 206.0324
Ideal for the maintenance of your cylinder / piston 80cc diameter 49mm Vespa scooter.
Reference: 202.1404
Long transmission on bearings for scooter 50cc engine PIAGGIO 4T or some 2T, ideal for gaining top speed with a big configuration!
Reference: 241.737
Very good dimmer for 4T PIAGGIO 50cc engine! Injection scooter! Comes with springs and slider!
Reference: M4T195-GPP
The only really racing pot for 50cc scooters with 4T APRILIA SXR engine
Reference: 171.0022
The best case for SXR 50!
Reference: 3117771
One of the best 80cc kits for PIAGGIO, VESPA 4T 50cc with a gain in power and guaranteed torque! The only aluminum kit on the market!
Reference: 171.0020 + 241.737 + 190.0079 + 223.0131 + 140.0223
Pack gain 25km/h for scooter PIAGGIO ZIP with original 50 4T EURO 5 engine or prepared!
Reference: 140.0202
An excellent cast iron kit, ideal for maximizing its torque and power! Delivered with adapted nozzle, instructions of release of the ignition and the box with air!
Reference: 140.0223
Excellent aluminum kit, delivered with instructions explaining how to unlock the ignition coil and improve the air box as well as a jet for the carburetor.
Reference: 9925150
A cast iron cylinder minacrom quality, solid and reliable performance guarantees on your 50cc scooter PIAGGIO 4T engines!
Reference: 5517477B + 3117771 (3117471)
One of the best 80cc kits for PIAGGIO LIBERTY, VESPA SPRINT, PRIMAVERA injection 4T 50cc EURO 3 and EURO 4 with power gain and torque guaranteed! The only aluminum kit delivered with INJTRONIC case on the market!
Reference: 3117771 + 5518409
One of the best 80cc kits for PIAGGIO LIBERTY, VESPA SPRINT, PRIMAVERA with 4T 50cc EURO 4 injection with guaranteed power gain and torque! The only aluminum kit supplied with INJTRONIC box on the market!
Reference: 3117771 + 5519266B
One of the best 80cc kits for PIAGGIO LIBERTY, VESPA SPRINT, PRIMAVERA with 4T 50cc EURO 5 injection with guaranteed power and torque gain! The only aluminum kit delivered with INJTRONIC box on the market!
Reference: 171.0020 + 241.737 + 190.0079 + 223.0131 + 140.0223
Pack gain 25km/h for scooter PIAGGIO VESPA AND LIBERTY with original 50 4T EURO 5 engine or ready!
Reference: KT00133
A quality cast iron cylinder - piston for guaranteed performance! Made in Italy!