Next Shipment July 2026
OS Engines O.S. Speed B21 Adam Drake Edition 4 3.49cc Nitro Engine
OS Engines - OSM1FH00
$529.99
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O.S. Engines would like to introduce new O.S.SPEED B21 ADAM DRAKE 4. The latest collaboration engine with world famous O.S. Team driver Adam Drake. Cylinder liner, crankshaft, outer head has been redesigned to Adam Drakeâs spec for better balance, more torque and more power for better driving performance.
Product Details
In The Box
O.S. Speed B21 Adam Drake Edition 4 3.49cc Nitro Engine1
O.S. SPEED P3 Glow Plug1
Reducer Set (6II & 8mm)1
Exhaust Seal Ring1
Dust Cap Set (3mm, 16mm & 18mm)1
O.S. Engines would like to introduce new O.S.SPEED B21 ADAM DRAKE 4. The latest collaboration engine with world famous O.S. Team driver Adam Drake. Cylinder liner, crankshaft, outer head has been redesigned to Adam Drakeâs spec for better balance, more torque and more power for better driving performance.
Product Details
In The Box
O.S. Speed B21 Adam Drake Edition 4 3.49cc Nitro Engine1
O.S. SPEED P3 Glow Plug1
Reducer Set (6II & 8mm)1
Exhaust Seal Ring1
Dust Cap Set (3mm, 16mm & 18mm)1