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Model Updates
Knight 50 3D
Knight 50 Sport
Knight 600E
Odin 90
Atom 500
Beam E4
Resources
Beginners Guide
Phoenix Demonstrations
Compass Manuals
Videos
Knight Build & Setup Guide
Main Frame Build
Servo Install
Engine Install
Tail Build
Rotor Head Build
Preliminary Radio Setup
Linkages and CCPM
Final Radio Install
Gyro Install & Tail Setup
Cable Routing
Final Radio Bench Setup
Test Flight & Tweaking
Engine Tuning
Knight 50 3D
Knight 50 Sport
Knight 600E
Odin 90
Atom 500
Beam E4
Resources
Beginners Guide
Phoenix Demonstrations
Compass Manuals
Videos
Knight Build & Setup Guide
Main Frame Build
Servo Install
Engine Install
Tail Build
Rotor Head Build
Preliminary Radio Setup
Linkages and CCPM
Final Radio Install
Gyro Install & Tail Setup
Cable Routing
Final Radio Bench Setup
Test Flight & Tweaking
Engine Tuning
YS 91ST4 Engine
Description
Arguably, the smoothest and most reliable 90 size engine featuring the patented YS regulated fuel system for a consistent fuel flow during all flight conditions.
SPECIFICATIONS:
- Displacement: 14.95 cc
- Bore: 27.7 mm
- Stroke: 24.8 mm
-
Weight: 530 g
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