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#OS1DL02 - O.S. SPEED B21 Ongaro World Champion Combo Set
Key Specs
About this product
O.S.SPEED B21 ONGARO World Champion Edition Combo Set (TB02 EFRA2089 Pipe οΌ MB01-75 manifold)
Davide Ongaro, IFMAR 1/8 Engine Off-Road World Championshion, has signed with O.S. SPEED since 2021. This time, “O.S. SPEED B21 ONGARO World Champion Limited Edition”, which has been modified according to his feeling, was born! 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 inner head is also specially designed combustion chamber, and the synergistic effect of these realizes a smooth feeling and more powerful top end. In addition, the outer head adopts a standard round type, and the laser marking of ONGARO’s original logo mark creates a racing atmosphere. A Ο6.5mm blue anodized restrictor is also used for the carburetor to create an “Engine that can win big races” that matches his requirements.
This limited edition engine is only available as a combo set that includes the TB02 (As known as T-2090) EFRA 2089 tuned silencer and the exhaust system of the / MB01-75 (75mm) manifold.
Specs:
Displacement: 3.49cc
Bore: 16.27mm
Stroke: 16.80mm
Output: 2.68ps/2.64hp @ 34.000RPM
Practical rpm range: 4.000-42.000
Weight: 352g
Standard accessories:
Glow plug: T-P3
Reducer 6.5mm
Exhaust seal ring
Dust cap set (3, 16 & 18mm)
Frequently Asked Questions
This is a high-performance competition engine designed for serious racersβit's not recommended for beginners. Nitro engines require knowledge of tuning, maintenance, and operation. If you're new to nitro RC, consider starting with an entry-level engine first.
The set includes the O.S. SPEED B21 engine, TB02 EFRA 2089 tuned silencer, MB01-75 (75mm) manifold, glow plug (T-P3), 6.5mm reducer, exhaust seal ring, and dust cap set (3, 16 & 18mm).
This is a 1/8-scale off-road nitro engine with a displacement of 3.49cc. It's designed for 1/8 off-road buggiesβcheck your chassis manual or contact us to confirm specific compatibility with your model.
The engine produces 2.68ps (approximately 2.64hp) at 34,000 RPM, with a practical operating range of 4,000 to 42,000 RPM.
A glow plug (T-P3) is included, but you'll need a separate glow plug igniter/starter to run the engine. Nitro fuel must be purchased separatelyβcheck local availability and ensure it meets the engine's specification.
