Power Hobby - 465MG 11KG High Torque Metal Gear Digital Servo .22sec/160oz @6.0v Tires Wheels Inserts If your B6 is already

If your B6 is already underweight

And finally

Full aluminum black anodized case

The Pro2 SC10 features a rear motor short-course chassis that uses many of the same parts from the widely successful RC10SC5M platform

Power Hobby - 465MG 11KG High Torque Metal Gear Digital Servo .22sec/160oz @6.0v Tires Wheels Inserts If your B6 is alreadyHigh performance digital servo High precision metal gears High quality brushed motor Dual ball bearing Ideal for airplane, car, boat, robot, etc. Features: Gear: Metal Motor: DC Size: 40x20x40mm (1. 57 x 0. 78 x 1. 57 in) Weight: 55g Connector Wire: JR 300 mm Specifications: Operating Voltage: 4. 8 6. 0 V Operating speed: 0. 24sec 60 @ 4. 8V Operating speed: 0. 22ec 60 @ 6. 0V Stall Torque: 10. 0 kg cm (139 oz in) @ 4. 8V Stall Torque: 11. 5 kg cm