Parts & Accessories

This is the Ultimate Racing M5S Piston, Sleeve and Rod set to rebuild an engine with low pinch or lots of wear.  

Beach RC says... This is the Ultimate Racing pre-oiled dual-stage foam air filter, and it's been specially designed for use with Xray XB9 air filter. The combination of this pre-oiled dual-stage foam air filter with the Ultimate Racing air filter...

 These carburetor return springs are a great option for safety. Package includes two return springs 

This is the Carburetor Dust Cover from Ultimate Racing. 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...

The new "The Ring" muffler support is made in Ergal 7075 T6 in Italy, it can be mounted on all 1/10 and 1/8 Nitro models and will be available in 6 different colors. The muffler support will allow you to have 2 different configurations, fixed or mobile:-...

Ultimate Racing Carburetor for M5S 

COVER PLATE MTS  

CRANKSHAFT MTS  

Ultimate Outer Head MTS   

The caps are made in Italy with latest generation Swiss type lathe center. Our products are made of Ergal 7075-T6 bar. The caps inserted in the silicone tube eliminate the problem of fuel leakage and the possibility of dangerous external...

The Fuel Line Extension are made in Italy with latest generation Swiss type lathe center. Our products are made of Ergal 7075-T6 bar. Extensions can be used or to Extend the Fuel Tube or the Pressure Tube. Pack of 2 Pcs.

COVER PLATE MXS  

OUTERHEAD MXS    

CRANKSHAFT MXS  

This is the optional 9mm Carb Reducer for the O.S. Max 21H Carburetor FEATURES: Genuine O.S. replacement parts Red aluminum construction ...

This is the optional 8mm Carb Reducer for the O.S. Max 21H Carburetor FEATURES: Genuine O.S. replacement parts Red aluminum construction ...

If you are a nitro racer, then this is a must have for your pit caddy. This lighted handle is not only slick but super functional. Never squint again trying to find your needles!   Features: -Lightweight design -Glossy carbon fiber housing -3...

The new "Limited Version" Allen Screw is made of Titanium Grade 5 6Al4V certified U.S. derivation, the choice to use Titanium is due to the different thermal expansion compared to Steel; this will make it possible to unscrew/screw without problems the...

The new Allen Screw is made of Titanium Grade 5 6Al4V certified U.S. derivation, the choice to use Titanium is due to the different thermal expansion compared to Steel; this will make it possible to unscrew/screw without problems the Allen Screw even...

The new Allen Screw is made of Titanium Grade 5 6Al4V certified U.S. derivation, the choice to use Titanium is due to the different thermal expansion compared to Steel; this will make it possible to unscrew/screw without problems the Allen Screw even...

Reds Racing Bearing tool kit comes with this premium quality case specifically devoloped for it. The REDS Engine 14mm Engine Bearing Tool Kit for .21 size engines was developed for nitro racers that want to perform critical...

The Racetec RC Nitro Engine Compression Gauge makes checking the health of your engines a breeze. Check the health of your engines in or out of the car quickly and easily, document your engines wear and find potential problems with reliability or...

Ultimate Racing M5S Crankshaft

CRANKCASE M3T/M3X