Nitro Engines

This is the 3 port .21 Off-Road Ultimate MXS Ceramic Competition Engine with Ultimate 2141 pipe combo.  Like its predecessor M3X, the MXS is made by the prestigious Japanese O.S. Engines brand and it's based on their square stroke Speed B21 Ty...

Product Details Marca: REDS Racing UPC: 761000969420 The REDS 521 Sport .21 Off-Road Competition Buggy Engine Combo with 2143 tuned pipe and S manifold, offers a balance of innovation, quality and performance at a mid range street...

REDS Racing is excited to introduce a new generation nitro off-road engines called S Line. The first engine of the S Line is a 7 ports 3.5cc off-road engine called REDS Racing 721 S Scuderia. Why a new line of buggy engines?REDS is always striving to...

MASSIVE Big Block size - You cannot replace displacement with anything… but even more displacement!New CoolDownMax cylinder head - Improved cooling and higher efficiency through new cooling fin arrangementXTEC PowerCarb3 15S-2 carburettor - Flow...