NOSRAM is proud to present a completely new and highly improved 1/8th offroad competition engine. The NOSRAM rs.21 rr draws stunning 2.71hp out of 35.400rpm and provides your 1/8th offroad buggy with maximum power and speed! In addition, the rs.21 rr follows the no. 1 rule of competition engines: reliability! Only the combination of power, speed and reliability can be successful in highest level of racing. The NOSRAM factory team and engineers put all the experience of multiple wins and track tests all over the world in this all new competition engine. Hence, the NOSRAM rs.21 rr provides you with ultra smooth throttle response through the complete rpm range for perfect car control on any surface and track. This new engine will amaze you with power from the start and up to the finishline.

Go for glory! 

Features:
- .21cc = 3.49ccm
- 2.71hp
- max. 35.400rpm
- rear exhaust
- NOSRAM p2-series competition slide carburetor – 7.0, 8.0 and 9.0mm venturi inserts
- sg-crankshaft
- XTEC competition crankcase
- 5+1 ports
- worldwide race legal 1/8th offroad buggies and truggies for competition use