G4Z Stage 3 29CC Bearings Screw and Related (XR5/XS5/W5/RR5) Viper Racing Air Filters with

Viper Racing Air Filters with dual layer foam and thermoplastic hose

-Refill & maintenance needle cap

-Changable steel-composite ball-joint

Solid and durable side guards

G4Z Stage 3 29CC Bearings Screw and Related (XR5/XS5/W5/RR5) Viper Racing Air Filters withNote: All G4Z Engines are custom built by order EFRA ROAR Spec approved motor. Top level Zenoah tuning. Due to a bigger bore more torque than his little cousin. All ports retimed, flow optimized and aimed to perform. Engine specification Cylinder displacement 28. 5 cm Cylinder bore 36 mm Cylinder stroke 28 mm Power output Carburettor WT 990 Ignition system TCI Spark plug CMR7H Start system Recoil starter Overall dimensions Weight 2. 1 kg Product size,