The performance-optimised Z.21R Spec.3 stands for an unequalled power delivery, satisfying every demand.
This replacement tuning engine for existing .21 RTR engines features a special timing for even more power compared to its forerunner. And the engine is totally easy to setup.
-Best value for money
-Replacement tuning engine for existing .21 RTR
High-end materials in a nitro competition engine allow for a performance never seen before - just offroad racing in a new dimension!
A new era in nitro engine technology has begun. The LRP ZZ.21C Ceramic sets new benchmarks in the areas of power and fuel consumption. Immediate response, maximum torque over