Description

 Specifications

OS Engines Speed B21 Ongaro World Championship Edition .21 Engine with T2090 Pipe OSM1DL02

OS Engines is proud to release the limited-edition B21 Davide Ongaro OS Speed World Champion Edition engine. Italian professional RC driver, Davide Ongaro, was crowned the first ever back-to-back World Champion in 1/8th Nitro Buggy history in 2022. This B21 Ongaro edition features a low-gravity cooling head and 6.5mm carb reducer used when he won the IFMAR 1/8 off road World championship in Spain. The engine also features a specially engraved crankcase design.

Specs

Displacement
3.49cc / 0.213cu.in
Bore
16.08mm / 0.633in.
Stroke
17.2mm / 0.6771n.
Output
2.75ps / 2.71hp /32,000r.p.m.
Practical RPM range
3,000～41,500r.p.m.
Engine Weight
350g / 12.35oz.
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