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minimizing the risk of disconnections during charging
High downforce body & wing (pre-cut)
The adjustability offered by the turnbuckles
Front & Rear sealed gear differentials
Black = Pro High Precision German or Japanese manufactured
OS Engines Speed AD4 B21 Adam Drake 4 .21 Buggy Engine servo minimizing the risk of disconnectionsO. S. SPEED B21 Adam Drake Edition 4 (1FH00) Latest collaboration engine with world famous O. S. Team driver Adam Drake. Cylinder liner, crankshaft and outer head have been redesigned to Adam Drakes spec for better balance, more torque and more power for better driving performance. Specifications Displacement 3. 49 cc 0. 213 cu. in. Bore 16. 4 mm 0. 646 in. Stroke 16. 55 mm 0. 652 in. Output 2. 65 ps 2. 61 hp @ 34,000 rpm Practical RPM range
US$ 60.00
US$ 405.00