Nitro Engine OS Sspeed B21 Ongaro Edition
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".
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 φ5.8, φ6.3
Exhaust seal ring
Dust cap set (φ3, φ16, φ18)
