OS Speed Engine 3.5cc B2105 Ongaro + Line TB02 with Elbow MB-01-75 SS27428

Engine presentation OS Speed 3.5cc B2105 Ongaro

Discover the engine OS Speed B2105 Ongarodesigned for demanding racers. Based on the famous B2105, this special edition offers improved low-end response and increased mid-range torque for optimum racing performance.

Engine specifications OS Speed 3.5cc B2105 Ongaro

Technical specifications

• Displacement : 3.49cc
• Bore : 16.27mm
• Stroke : 16.80mm
• Power : 2.68ps / 2.64hp at 34,000 rpm
• Operating speed : 4,000 to 42,000 rpm
• Weight : 352 grams

Performance Enhanced

• Long stroke type : Optimized for fast low-end response and increased mid-range torque, perfect for powerful acceleration.
• DLC crankshaft : DLC-type carbon treatment for increased longevity, balanced with a tungsten weight that promotes rapid rev-up.

Advanced technology

• Three-setting carburetor : Model 22 E with 6.5 mm air reducer for precise, adaptable control of the air/fuel mixture.
• 24 K gold cylinder head: Provides efficient cooling and distinctive styling, ensuring the performance and reliability even under heavy use.

Durable and efficient design

• Type ABC piston sleeve: Three transfers+exhaust for increased torque over the entire operating range. Machined piston for maximum precision.
• Housing surface : Treated to reduce friction and wear with the connecting rod head, prolonging engine life.

Improvements in Gas Flow

• Channel redesign : The exhaust transfer and crankcase booster channels have been redesigned to improve gas flow, optimizing the performance overall performance.

Accessories Included

• Ongaro Signature Exhaust Line : Includes TB02 EFRA2089 exhaust system and MB01-75 elbow, both signed by world champion Davide Ongaro.
• Additional accessories: Spark plug OS Turbo P3, various protective caps and exhaust gaskets.

Accessories Included

With engine OS SPEED B2105 motor, you receive a set of accessories designed to facilitate installation and optimize use:

• Candle OS Turbo P3ideal for optimum performance.
• Aluminum air reducers (diameters 6 and 6.5mm) to adjust airflow and maximize power.
• Exhaust gasketThe exhaust gasket provides a perfect seal for improved efficiency.
• Protective caps (3mm, 16mm, 18mm) to protect components during transport or storage.
• TB02 line with MB-01-75 elbow