RC Nitro Engines

Carburetor dust cover ring Ultimate Racing
In Stock
This ring has been designed to guarantee the best sealing of the carburetor.
Made of 7075 aluminum anodized in red color and laser engraved. Intended for the Ultimate MXS and MTS carburetors, or any OS engine with 21J carburetor.
Mounting Tip: Lubricate the dust cover and insert the ring with the internal chamfer facing the engine. If it is difficult to introduce it or you see that you are deforming the dust cover, remove the ring and add more lubrication.
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ULTIMATE EFRA 2141 Off Road Super Strong Pipe Set
In Stock
This pipe set will provide great power to your engine up to the high RPM range to produce a great and easy to drive power curve.
All these characteristics will provide great torque for those very demanding tracks with sharp corners and hard to clear jumps.
This EFRA 2141 exhaust system is a great choice for your 1:8 off road engine, and it’s specially recommended for the Ultimate engines
Includes the pipe, the manifold, 3 short springs, 2 medium springs, 1 long spring and 2 manifold gaskets.
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