LRP ZR.28 Spec.4 Pullstart nitro off-road engine

LRP’s ZR.28 Spec.4 Pullstart nitro off-road engine is the company’s latest off-road big bore power plant. The 4.57cc engine features several improvements and refinements such as the CoolDownMax engine cooling head for optimised heat dissipation even in heavy duty bashing applications, it comes with the XTEC PowerCarb 3 15S-2 carburettor for easier and more reliable mixture adjustments and the 5+1 port engine is brought to life using a heavy duty pullstart assembly. On top of this the .28 engine offers increased torque and improved response, making it ideal for light buggies and heavy trucks alike.

Specifications:
– Displacement: 4.57cc
– RPM: 33.900
– Power: 3.93hp
– Ports: 5+1
– Carburettor: 9mm venturi
– Weight: 420g
– Classes: 1/8th buggy & truck

Source: LRP [lrp.cc]