Cylinder kit yam 125cc with cylinder head for: Derbi GPR

Athena cylinder set

For more than 10 years, Athena has been investing in the best and most advanced technologies for producing cylinders and their components, which are used not only by OE manufacturers, but also by the best racing teams in the world.

The production of aluminum cylinders is constantly improved by working with the best Italian universities as well as the continuous development of the best engine tuners.

Due to a flexible production department, Athena can react efficiently to different situations (production batches of OE manufacturers, small quantities, construction of a prototype for racing teams).

Athena cylinders are made of high-quality aluminum alloys. They are manufactured taking into account the latest technologies and coated with a nickel-silicon alloy. Once all the cylinders have passed the stringent quality controls, they meet the highest standards of reliability, longevity and performance.

Technical specifications:

Material of the cylinder: aluminum

Type of cooling: water cooled

Bore: 56 mm

Stroke: 50.68 mm

Displacement: 124.7 cc

Compaction: 13.2: 1

Piston bolt diameter: 16 mm

Number of overflow channels: 5

Shape of the piston bottom: curved

Number of piston rings: 2

Thickness of upper piston ring: 1 mm

Thickness of 2nd piston ring: 1 mm

Type of piston ring: chrome-plated

Material of the membrane: Not included in the scope of supply

Outlet: oval

Cylinder head: included

Maximum power at crankshaft: 22 HP / 11,500 Rpm

Manufacturer Nr.: Athena P400485100019

EAN: 8052204292523