This is the LRP ZR.30X Spec. 2 Nitro Competition Engine with Pull Starter.
- LRP XTEC PowerCarb 2 15S-2 aluminum body carburetor with 9mm venturi
- LRP CoolDownMax cylinder head with new cooling fin arrangem
RPM: 33,200 max.
Displacement: .30 cu in (4.92ccm)
Max Power: 3.89HP
Weight: 15.2oz (430g)
Mid Range: 2.25 turns open
Main Speed Needle: 2.75 turns open
Idle Screw: Should be open 0.5 - 1mm, turn clockwise for higher idle speed, counterclockwise for lower idle speed