OS .21 v-spec or werks .21B7 or Werks .28B7 pro
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OS .21 v-spec or werks .21B7 or Werks .28B7 pro
i have a ST-RR and was wondering what engine to get the os v-spec or the werks .21B7 pro or the werks .28B7 pro. which ones is good for racing and has good performance
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RE: OS .21 v-spec or werks .21B7 or Werks .28B7 pro
i will garuntee you will be happier with the vspec. the wrks motors wont compare to it. now dont get me wrong there fast but the carbs on them are sh#t. i know from personal experience and other friends having the same problem