Nitro Engine ZR.32X Spec.4 Competition

The latest addition to our high-end Nitro competition engine line is also the most massive. It offers torque that you’ll hardly be able to handle. The XTEC PowerCarb3 15S-2 carburettor was designed to for maximum power and easy adjustability at the same time.The cooling head’s new cooling fan arrangement will create improved cooling and consequently higher efficiency.

The engine fits all major 21. Engine mounts and the standard burn room guarantees easy adjustment of the engine in all conditions.

All LRP ZR.32X Spec.4 engines come equipped with a free LRP Platinum / Iridium R5 glow plug.


Replacement: #32826

Nitro Motor ZR.32X Spec.4.1 Competition

to the replacement

Pictures and videos



  • 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 arrangement
  • XTEC PowerCarb3 15S-2 carburettor - Thermal protected carburettor with 7.5mm, 8.5mm and 9.0mm inserts for maximum power and easy adjustability at the same time
  • Universal fit - Fits all major .21 engine mounts
  • FREE PLUG - FREE LRP Platinum / Iridium R5 glow plug included
  • 7 + 1 Ports
  • Torque you can barely handle
  • Standard burn room - Guarantees easy adjustment of the engine in all conditions
  • Extra reinforced con rod - Specially adjusted for .32 engines
  • XTEC T6 engine housing - Especially reinforced heavy duty engine housing for toughest offroad action

Technical data

Cubic capacity .32 (5.24 ccm)
Bore 19.80mm
Hub 17.00mm
Power 4.59 HP
RPM 34.900 RPM
Number of ports 7 + 1
Glow Plug LRP Standard R5 (#35051)
Carburetor XTEC PowerCarb3 15S-2 carburettor, Aluminium 7.5mm, 8.5mm, 9.0mm
Weight 345g
Class 1/8th Offroad Buggys/Truggys
* Figures may vary depending on used fuel, muffler and tuning

Spare parts
Tuning parts