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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Super strong BEC
attack angle and multiple radius corners to give 2wd racers a smooth new option
The balancer cable has an XH Connector
Can be used only with T4 foam bumper
OS Engines Speed R21 Euro II .21 Nitro On Road Engine Combo With Pipe1DR01 4WD Super strong BECO. S. Speed have introduced their updated R21 Euro 1 8th onroad engine with the release of the Euro II. Based on their successful Euro motor released three years ago, the engine sports a host of updates starting with the new crankshaft. To obtain more power the balance of the crankshaft was updated and now sports 3 tungsten counter weights, giving an improvement in the mid range. Another effect of this change is the return to idle has been improved.