Radiocontrol O.S. Engines

O.S. Engines

O.S. Engines, high quailty engines for competition RC cars.

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O.S. Engine MAX 21XZ-B VER. II
O.S. Engine MAX 21XZ-B VER. II Buggy Off Road
In Stock
Displacement: .213 cu in (3.49 cc) Bore: .641 in (16.27 mm) Stroke: .661 in (16.8 mm) Practical RPM: 3,000-41,500 Power Output: 2.7 hp @ 34,000 rpm Weight: 12.77 oz (362 g)Includes: 2282 carburetor, 6 mm and 7 mm carb restrictors, P3 glow plug, exhaust seal and dust cap set Requires: glow fuel, muffler, tuned pipe and manifold
€280.90
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OS Max 25FX 2ST Glow Airplane Engine 21L E-892 Silencer
OS Max 25FX 2ST Glow Airplane Engine 21L E-892 Silencer
In Stock
The O.S. Engine 25FX II is a high performance side exhaust aero engine that is suitable for many styles of small R/C aircraft such as sport, scale, aerobatic and even .25 class pylon racers.
The 25FX II uses a direct needle 21L carburettor for excellent usability and a 892 silencer with adjustable exhaust direction.
Specification:Weight: 260gr.Capacity: 4.07ccBore: 18mmStroke: 16mmPower Output: 0.84 ps (0.83 hp)Practical RPM: 2,500 - 19,000
€190.40
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Engine OS SPEED B2103 TYPE R
Engine OS SPEED B2103 TYPE R
In Stock
 Technical specifications:- displacement 3.49cc- bore 16.27mm- stroke 16.80mm- rpm 4000-42000 rpm- max output 2.64hp/34000 rpm- weight 354gr- exhaust T2100SC- port 5-port
Includes: Turbo P-3 plugRequires: glow fuel, tuned pipe and manifold
€427.60
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OS Speed R21GT engine Competition
OS Speed R21GT engine Competition
In Stock
O.S. Speed R21GT engine for the 1/8th GT on-road classes. Designed with the forthcoming 1/8th GT IFMAR World Championship in mind, the engine builds on the proven R2101 crankcase which was refined as was the 5+3 ports liner and piston to meet current IFMAR rules.
Tech specifications:- Displacement: 3.49 cc- Bore: 16.08mm- Stroke: 17.20mm- Intake ports: 5-port- Exhaust port: 3-port
€427.60
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Combo OS Speed R21GT engine Competition
Combo OS Speed R21GT engine Competition
In Stock
Combo of the O.S. Speed R21GT engine with the T-2060SC + MB01-70 (M2003SC) exhaust system for the 1/8th GT on-road classes.
Designed with the forthcoming 1/8th GT IFMAR World Championship in mind, the engine builds on the proven R2101 crankcase which was refined as was the 5+3 ports liner and piston to meet current IFMAR rules.
Tech specifications:- Displacement: 3.49 cc- Bore: 16.08mm- Stroke: 17.20mm- Intake ports: 5-port- Exhaust port: 3-port
€538.90
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OS Speed B21 Adam Drake Edition II Engine
OS Speed B21 Adam Drake Edition II Engine
In Stock
This is the competition nitro engine OS Speed B21 ADAM DRAKE EDITION II realized with the collaboration of Adam Drake.
Features:- Designed according to Adam Drake's advice and taste.-  New design cylinder liner with new porting.- New design crankshaft with double tungsten counterweight- New bore x stroke (see the attached specifications)- Carburetor reducers are 6.5mm and 8.0mm to suit both powerful drive and fuel economy drive OS SPEED 5. P3 GOLD plug is used for more consistent idling.
€446.60
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Combo OS Speed B21 Adam Drake Edition II Engine + T-2100SC
Combo OS Speed B21 Adam Drake Edition II Engine + T-2100SC
In Stock
Combo nitro engine OS Speed B21 ADAM DRAKE EDITION II with T-21000SC pipe realized with the collaboration of Adam Drake.
Features:- Designed according to Adam Drake's advice and taste.-  New design cylinder liner with new porting.- New design crankshaft with double tungsten counterweight- New bore x stroke (see the attached specifications)- Carburetor reducers are 6.5mm and 8.0mm to suit both powerful drive and fuel economy drive OS SPEED 5. P3 GOLD plug is used for more consistent idling.
€547.60
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OS Speed engine B21 Ronda Drake Edition
OS Speed engine B21 Ronda Drake Edition
In Stock
This is the O.S. Speed B21 Ronda Drake Edition competition engine. It’s very PINK and unique to complement her signature colors and style.   It’s an excellent choice for both buggy and truck racing as it provides a linear power band, exceptional fuel mileage and tons of overall power.
€446.60
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OS Speed B21 Ronda Drake Edition Engine Combo set with exhaust T-2100SC
Out-of-Stock
OS Speed B21 Ronda Drake Edition Engine Combo set with exhaust T-2100SC
Out-of-Stock
This is the O.S. Speed B21 Ronda Drake Edition competition engine. It’s very PINK and unique to complement her signature colors and style.   It’s an excellent choice for both buggy and truck racing as it provides a linear power band, exceptional fuel mileage and tons of overall power.
This combo comes with the 2100SC pipe and 75mm manifold. 
€547.60
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O.S. Speed T1204 Engine Combo Set T1070SC Exhaust system
Out-of-Stock
O.S. Speed T1204 Engine Combo Set T1070SC Exhaust system
Out-of-Stock
O.S. SPEED T1204 is the successor of T1203 which is the World Champion engine in 2018. T1204 has more toque in low-middle range with better performance. Two tungsten weights are embedded in the counterweight of newly designed crankshaft, which helps powerful performance in middle range.Specifications: Displacement 2.1cc Bore: 13.67mm Stroke: 14.30mm Output 1.75ps - 1.73hp - 35.000r.p.m. Practical rpm range: 5,000〜45,000r.p.m. Weight:233g
€528.50
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OS Speed B2104 Competition Nitro Engine
OS Speed B2104 Competition Nitro Engine
In Stock
O.S. SPEED B2104 engine. It is a long-stroke engine, bore x stroke is 16.27 x 16.80mm. It has quicker response in low range and more torque in middle range with consistent idling.Specifications:
- Displacement: 3.49cc / 0.213 cu.in.- Bore: 16.27mm / 0.641 in.- Stroke: 16.80mm / 0.661 in.- Output: 2.68 ps / 2.64 hp / 34,000 r.p.m.- Practical rpm range: 4,000-42,000 r.p.m.- Weight: 352g / 12.42 oz.
Standard accessories:- Glow plug T-P3 ・Reducer φ6Ⅱ、φ6.5Ⅱ・ Exhaust seal ring- Dust cap set
€456.10
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Set OS Speed B2104 Exhaust T2100SC
Set OS Speed B2104 Exhaust T2100SC
In Stock

O.S. SPEED B2104 Combo Set equipped with TB03 (T-2100, EFRA 2155) silencer with 80mm manifold (MB-01-80).
Specifications:- Displacement: 3.49cc / 0.213 cu.in.- Bore: 16.27mm / 0.641 in.- Stroke: 16.80mm / 0.661 in.- Output: 2.68 ps / 2.64 hp / 34,000 r.p.m.- Practical rpm range: 4,000-42,000 r.p.m.- Weight: 352g / 12.42 oz.
Standard accessories:- Glow plug T-P3 ・Reducer φ6Ⅱ、φ6.5Ⅱ・ Exhaust seal ring- Dust cap set
€551.40
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OS Speed R21 Shimo Edition 2 EFRA 2165 Combo Set
OS Speed R21 Shimo Edition 2 EFRA 2165 Combo Set
In Stock
Specifications:- Displacement: 3.49 cc- Bore: 16.08mm- Stroke: 17.20mm- Output: 2.76 hp @ 35.000RPM- Practical rpm range: 4.000-45.000- Weight: 340g
Included:- R21 SHIMO Edition 2 Engine- Glow plug RP7- Dust cap setExhaust seal ring- TR02 EFRA2165 Silencer- Exhaust Manifold MR03-WC- O.S.SPEED Flywheel Colette
€570.40
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Ultimate Racing silicone fuel line connector Black
Ultimate Racing silicone fuel line connector Black
In Stock
This tube connector allows taking the fuel line out without removing from the tank or the pipe. It has been designed without any nipple avoiding fuel line potential damage. The inner size of the tube connector and the UR silicone fuel line is exactly the same, maintaining exactly the same fuel flow when the fuel goes through the fuel line connector.
€2.60
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