The perfect engine for de-regulated single seat microlights, as well as PPG, hovercraft and most foot launch aircraft:

Technical Features
Single cylinder air cooled
Two stroke
Bore 65 mm
Stroke 52 mm
Total displacement 172.5 cc
Compression ratio 11:1
Fuel delivery to the crankcase: four blade reed-valve system connected to the crankcase
Diaphragm carburettor
Reducer with Poly V belt available in 1:2,2, 1: 2,3, 1: 2.5, 1: 2,6, 1: 2.7, 1: 2.88
Continuous operating temperature 180° C, maximum temperature 240° C
Engine mounting: by 5 shock absorbing rubber mounts
Propeller rotation: counterclockwise
Maximum RPM 7900 RPM
Spark plug NGK B9ES – NGK B9ERS – DENSO W27ESR-U

Structural Features
Manual 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, 1.2 mm S10 chrome-plated semitrapezoidal cast iron.
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

Price includes VAT, carburetor, exhaust, muffler, belt drive reduction and rewind starter

Products not available for shipping outside the UK.  Lead time 3-4 weeks.