FS81-a 4-Stroke Pumped Engine
Now available with a PD-08 fuel pump for improved performance!
Scale modelers have enthusiastically embraced FS-a engines because they virtually eliminate oil mess while delivering excellent power. Now you can get the FS81-a equipped with a fuel pump for even more consistent performance.
- Mounts easily in the same space as an FS-70II with no modifications
- Fuel is delivered consistently to the engine at all times, regardless of the plane's attitude, for more reliable performance.
- Ideal for aerobatics and other situations that demand high power.
- Feature the ingenious recirculation system that re-lubricates parts instead of venting the oil out into the cowl.
- Specifications
- Exploded Views
- Parts Listing
- Accessories
- Gallery
Stock Number: OSMG0982
Displacement: 0.809 ci (13.26 cc)
Bore: 1.091 in (27.7 mm)
Stroke: 0.866 in (22.0 mm)
Practical RPM: 2,200-10,000 rpm
Power Output: 1.28 hp @ 10,000 rpm
Engine Weight: 20.11 oz (570 g)
Muffler Weight: 1.9 oz (54 g)
Includes: 61R carburetor, F-5030 muffler, PD-08 pump
Displacement: 0.809 ci (13.26 cc)
Bore: 1.091 in (27.7 mm)
Stroke: 0.866 in (22.0 mm)
Practical RPM: 2,200-10,000 rpm
Power Output: 1.28 hp @ 10,000 rpm
Engine Weight: 20.11 oz (570 g)
Muffler Weight: 1.9 oz (54 g)
Includes: 61R carburetor, F-5030 muffler, PD-08 pump
Primary Accessories
| Stock Number | Mfr Number | Product Description | Quantity Needed |
Field Equipment
| Stock Number | Mfr Number | Product Description | Quantity Needed |
| FUGP4202 | 4200BP2 | Fuji Batteries C Alkaline Battery (2) | 1 |
| HCAP2515 | HCAP2515 | Hobbico Glow Starter C Cell Alkaline | 1 |
Optional Accessories
| Stock Number | Mfr Number | Product Description | Quantity Needed |
| APCQ1307 | LP13070 | APC 13x7 Sport Propeller | 1 |
| APCQ1417 | LP14070 | APC 14x7 Pattern Propeller | 1 |
| DTXR0185 | DTXR0185 | Duratrax Engine Tuning Screwdriver | 1 |
| DTXR0187 | DTXR0187 | Duratrax Engine Tuning Tool | 1 |
| GPMQ4131 | GPMQ4131 | Great Planes Silicone Fuel Tubing Standard 3' | 1 |
| GPMQ4150 | GPMQ4150 | Great Planes Ultra Precision Fuel Filter | 1 |
| OSMG6334 | 72200060 | O.S. 4-Stroke Valve Adjustment Kit | 1 |
| PAAP1453 | PT31 | Pacer Zap After-Run Engine Oil 1 oz | 1 |
| TOPQ5160 | TOPQ5160 | Top Flite 13x8 Power Point Propeller | 1 |
| TOPQ5170 | TOPQ5170 | Top Flite 14x6 Power Point Propeller | 1 |
| ZINQ1295 | 705 | Zinger 13x7 Wood Propeller | 1 |
