O.S.Engine 1EG00 - O.S. MAX-B21 3.5cc Buggy Engine Nitro 4-Tec 3.3 nickel plated brass swivel balls

nickel plated brass swivel balls for smooth operation

873 - 25425700

Servo: 8 standard hight torque servos (size 40x20x37mm)

LiPo cells: 2-3

O.S.Engine 1EG00 - O.S. MAX-B21 3.5cc Buggy Engine Nitro 4-Tec 3.3 nickel plated brass swivel ballsO. S. Engine MAX B21 3. 5cc 1 8 Buggy & 1 8GT Engine Made for 1 8 nitro Offroad and 1 8GT MAX B21 is easy to use from entry level users to sports users and has excellent cost performance. Based on the O. S. SPEED B2104 series engine, it has a well balanced combination of smooth speed and power delivery and can be used in both on and off road racing situations. Features: The crankcase is based on the O. S. SPEED B2104 crankcase Piston and sleeve is