Attention prohibited on public roads! This cylinder engine displacement exceeding 50cc is only for competition. 
 Here are the top 80cc engine in BARIKIT motor scooter PIAGGIO / GILERA lc. This model provides good power and a very large increase in torque. The cylinder is a cast alloy model with an external black paint Metallic high temperature, so it offers high reliability, ideal for endurance stunt .... 

 
The diagrams have a good ratio torque / power. The cylinder has a very large exhaust boost and improved inlet 6 transfers. The base preserves original shape and will land without modification on original casings. With its diameter of 50mm, it offers a real capacity of 77,16cc together with the crankshaft of origin race 39.3mm the PIAGGIO / GILERA motor lc. 

 
The piston is a two-segment model to again preserve the couple and solidity. This piston received black graphite treatment, it also has an opening on the rear skirt for improved scan and side nipples! The segments come with the kit are very fine chrome special steel to allow high speeds. 

 
The cylinder head cover is white for a nice aesthetic touch, this aluminum cylinder head is in two parts (divided) with a stud with a high compression hemispherical room polished, mounted on O-ring. It also greatly improve engine cooling. Please note that the cylinder head is delivered without water connection but the connections POLINI and TOP PERFORMANCES be mounted without modification on! 

 
In summary, it is very similar to FURYTECH but it is nevertheless better worked with more premium materials. This cylinder promise you both reliability, power (especially with good diagrams, fine segments and exhaust boosters) and many couples With this kit we recommend that you accompany it with a minimum: a carburizing Ø21mm (24 / 25mm for exploiting well), exhaust racing, cold spark plug (B9 / B10 according to temperature), drive racing, crankshaft and reinforced bearings. 
The pack contains: 
 
Master cylinder cast iron Ø50mm 6 transfers with big exhaust boosters 
 -Culasse High compression polished stud 
 -piston Two segments Ø50mm with side grease, open rear skirt and black graphic treatment 
 X2 chrome steels for segments 
 Axis-piston Ø12mm X 40mm length 
 X2 clips of piston type G 
 -pack seal 

Mounts on PIAGGIO liquid 50cc 2 stroke: 
 
Aprilia SR 
 ARPILIA SR R 
 
Derbi GP1 
 Derbi GPI OPEN 
 
GILERA DNA 
 GILERA RUNNER SP before 2005 
 GILERA RUNNER SP after 2006 
 GILERA RUNNER 
 
PIAGGIO NRG EXTREME 
 Piaggio NRG MC2 before 1997 
 Piaggio NRG MC2 after 1998 
 Piaggio NRG 
 Piaggio NRG MC3 DD 
 PIAGGIO NTT 
 Piaggio NRG Power DD 
 PIAGGIO QUARTZ 
 Piaggio Zip SP after 2001 
 PIAGGIO ZIP SP before 2000 
 
And other models ... 

 Optional we offer a preparation course 1, this preparation is a modification of the channels and the exhaust port by increasing the charts and improvement of the duct, it increases the cylinder performance. Improved piston and bottom skirt is also included in the amendment. Allow a little extra time for this preparation!