LRP ZR.21X Spec.2 nitro engine

The new LRP ZR.21X Spec 2 nitro engine’s refined and upgraded features include the new XTEC thermal-protected Works Team 14SV-2 carburetor made from a rigid aluminum alloy (ERGAL), with changeable 6.0mm and 7.0mm Venturi inserts for smoother, more tunable performance. For significantly better heat dissipation, the LRP ZR.21X Spec.2’s blue cooling fins have been angled…