Black Bee

The BLACKBEE 125 cc follows the modern and original design of all CORS-AIR engines and is reliable, with high performances, and projected with great care for details.It’s targeted primarily to pilots who are looking for a light engine, with low fuel consumption, and performances that allow them to have fun with the new Reflex paragliders. Thrust displayed 60 kg with propeller of 130 cm.

Weight, complete with exhaust, airbox and four rubber mounts included kg. 14

Technical features
Single cylinder air cooled
Two stroke
Bore 54 mm
Stroke 54 mm
Total displacement 125 cc
Compression ratio 10,5:1
Fuel delivery to the crankcase: six blade reed-valve system connected to the crankcase
Diaphragm carburettor WB46
Reducer with Poly V belt available in 1:3,6
Continuous operating temperature 190° C, maximum temperature 230° C
Engine mounting: by 4 shock absorbing rubber mounts
Propeller rotation: counterclockwise
Maximum RPM 9800 RPM
Spark plug NGK BR9ES 
Fuel mixture 2.2% with synthetic oil 100%, suggested brands: Malossi 7.1
Thrust 60 kg.

Structural Features
Flash starter included
Crankcases molten in G-Al Si 9 UNI 3051 alloy subsequently treated
Six port distribution system
Cylinder in light silicon alloy with Cermetal protective coating
Piston with ultra-light structure reinforced with side flaps for heat dispersion. Flaps in 2 segments, graphite cover
Head in die cast aluminium alloy with high percentage of silicon and concentric combustion chamber, calculated squish
Drive shaft in 18 Ni Cr Mo5 with 5 thermic treatments on every component
Connecting rod in copper plated steel 18Ni Cr Mo 5 joined to the drive shaft through very precise high speed silver-plated roller bearings
Roller bearings fit for high speed class C3
Seal ring in Witon with very high resistance and long duration