O.S.SPEED B21 TY2 Buggy Race Engine
A new engine project has been launched for the 2014-2015 world champion Ty Tessmann to reclaim the champ. Based on the B2101, a specially designed heat sink head with improved cooling effect in accordance with his driving style and a 5.8mm reducer with improved fuel efficiency that determines the outcome of the race are newly adopted. In response to his request, the combo set with exhaust parts uses a newly designed 90mm long manifold that contributes to stable idling and low fuel consumption.Features:
- Special low-profile cylinder head with double-height vertical fins, designed by Ty Tessmann
- Crankshaft cylinder head and crankcase feature a laser-etched engraving of Ty Tessmann's signature
- 5.8 mm carb reducer
- 21J3 (B) slide valve carburetor
- P3 Turbo glow plug
- Exhaust seal ring
- Dust cap set
Specifications:
- Displacement: 3.49 cc
- Bore: 16.4 mm
- Stroke: 16.4 mm
- Crankshaft Threads: UNF 1/4-28
- HP: 2.61 hp @ 34,000 rpm
- Plug Type: P3 Turbo Glow Plug
- RPM Range: 4,000 - 42,000 rpm
- Weight: 356 g
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