This servo is not designed to be used in R/C car applications.
This servo comes with JR/Hitec S Connector also known as a "Universal Connector".
Note: Even thought this servo comes with JR/Hitec S Connectors, this servo is electrically compatible with Futaba receivers. Follow the wiring diagram below. If you hook this up incorrectly nothing bad will happen to the servo. Just flip the S connector and around and the servo will work correctly.
"S" Type Connector
Futaba "J" Connector
WARNING: Using the servo arm to turn the servo motor may cause the gears to break or jump and the servo will stop functioning correctly. This is true for all servos regardless of servo manufacturer. BP Hobbies assumes no responsibility once this kind of damage. This can also occur as a result of crash damage or hard landing. Once you install and use a servo BP Hobbies assumes no responsibility any damages that may occur.