This document is the thunder tiger company's four-stroke aircraft engine instruction manual
This manual provides instructions for the Thunder Tiger F-series four-stroke aircraft engines, including models F-54S, F-75S, F-91S, and F-130S. It emphasizes that these engines are powerful miniature machines, not toys, and outlines critical safety precautions regarding propeller handling, mounting, and ventilation. The document details the engine's features, such as the twin-needle updraft carburetor and high-performance silencer, designed for authentic aircraft sound and performance.
| Displacement | 8.87 cc (F-54S) to 21.28 cc (F-130S) |
|---|---|
| Practical RPM | 2,000 ~ 13,000 rpm |
| Output Power | 0.8 HP (F-54S) to 2.2 HP (F-130S) |
| Weight | 419.6 g (F-54S) to 822.5 g (F-130S) |
A good quality fuel containing 20% oil and 10-15% nitro is recommended, with a blend of castor and synthetic oils being best.
Thunder Tiger strongly recommends the Red Line RF high-performance glow plug #9776.
The engine must be mounted securely to rigid hardwood rails or a radial engine mount of metal or glass-filled nylon composite, never clamped in a vise.
The engine should be run in an area free from excessive dirt and sand, either on a test bench or mounted on the model.