Features:Based on the latest off-road engine O.S. SPEED B2104, the crankshaft has been changed to a counter web shape and use of single tungsten weight crankshaft specially made for this engine to suit his driving style.
The outer head adopts a standard round type, and the laser marking of ONGARO's original logo mark creates a racing atmosphere.
A new size φ5.8mm / φ6.3mm black anodized restrictor is also used for the carburetor to create an "Engine that can win big races".
It includes the TB02 (As known as T-2090) EFRA 2089 tuned silencer and the exhaust system of the / MB01-75 (75mm) manifold.
Specifications:Displacement: 3.49ccBore: 16.27mmOutput: 2.68ps / 2.64hp /34,000r.p.m.Practical RPM range: 4,000~42,000r.p.m.Engine Weight: 345gPipe: TB02 T-2090 EFRA2089 and MB01-75
Includes:- P3 plug- Exhaust seal ring- Dust cap set 3mm/16mm/18mm- Reducer 6.5mm- Springs Set.- Exhaust and Pipe Gasket x2 pcs.
This is the OS Speed OS Speed R21 Euro Spec II with T-2080SC EFRA 2098 and MR02.
Accessories included:- Glow plug. Reducers. Exhaust seal ring.- Dust cap set- Springs set.- Exhaust gaskets x2 pcs.
Includes:FS155-a P Four Cycle Engine with PD-08 Pump System, 70R Carburetor, F-6020 Muffler, Header Pipe, type F Glow Plug, Needle Valve, Extension Cable, Instruction Manual
The GT15HZ, which made its sensational debut as the world's first 15cc gasoline engine exclusively for 700-class helicopters, has been improved and upgraded to the second generation - GT15HZ II.
Specifications:- Weight 835g (Engine), 92g (Ignition)- Displacement 14.95cc- Bore 27.7mm- Stroke 24.8mm- Power Output 2.8ps (2.76 hp) @ 14,000 rpm- Practical RPM 2,000 - 16,000
Specifications:Bore: 27.7mmCarb Type: RotaryLength: 106.2mm from pump to front bearingTotal Weight: 904 gRecommended Fuel: 87 - 93 octane gasolineMuffler Type: 2-piece aluminumMuffler Weight: 178 gStarter Type: Hand Held StarterCylinder: SingleRPM Range: 2,000 - 15,000Height: 109mm from crankcase bottom to top of cylinder head
Specifications:Cylinders: SingleBenchmark Prop: 15x10Displacement: 22 ccHeight: 140.5mm bottom of mounting tab to top of mufflerOil Type & Content: 50:1 mix ratio 2-cycleProp Range: 16 x 8 - 17 x 8Width: 70mm at mounting tabsRPM Range: 1,800 - 9,000HP: 1.75PS 1.73HP @16,000 RPMIgnition Weight: 105 g