FS81-a 4-Stroke Engine
Packing more power into 60-size planes!
- Mounts easily in the same space as the FS-70SII with no modifications.
- A rubber on the muffler's multi-positional manifold helps prevent oil leakage.
- The specially designed lubrication system eliminates the need for crankcase ventilation.
- The 60RA carburetor is equipped with a venturi that reduces the chance of fuel leaking out onto the cowl, while also creating more positive air/fuel flow.
- Specifications
- Exploded Views
- Parts Listing
- Accessories
- Gallery
Stock Number: OSMG0981
Displacement: 0.809 cu in (13.26 cc)
Bore: 1.091 in (27.7 mm)
Stroke: 0.866 in (22.0 mm)
Practical rpm range: 2,200-10,000
Output: 1.28 hp @ 11,000 rpm
Weight w/muffler: 20.11 oz (570 g)
Includes: 60RA carburetor, F-5030 muffler
Displacement: 0.809 cu in (13.26 cc)
Bore: 1.091 in (27.7 mm)
Stroke: 0.866 in (22.0 mm)
Practical rpm range: 2,200-10,000
Output: 1.28 hp @ 11,000 rpm
Weight w/muffler: 20.11 oz (570 g)
Includes: 60RA carburetor, F-5030 muffler
Primary Accessories
| Stock Number | Mfr Number | Product Description | Quantity Needed |
| TOPQ5170 | TOPQ5170 | Top Flite 14x6 Power Point Propeller | 1 |
Field Equipment
| Stock Number | Mfr Number | Product Description | Quantity Needed |
Optional Accessories
| Stock Number | Mfr Number | Product Description | Quantity Needed |
| APCQ1307 | LP13070 | APC 13x7 Sport Propeller | 1 |
| APCQ1309 | LP13090 | APC 13x9 Pattern Propeller | 1 |
| APCQ1417 | LP14070 | APC 14x7 Pattern Propeller | 1 |
| DTXR0185 | DTXR0185 | Duratrax Engine Tuning Screwdriver | 1 |
| DTXR0187 | DTXR0187 | Duratrax Engine Tuning Tool | 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 |
