AFR500 (Methanol) Kit will include the following:*  2.66-8.88 Methanol AFR* *  Large, bright digital display controller (~3.4in x 2.7in x 1.3in)* 13 ft wiring harness with sealed connections* Calibration Grade NTK wideband oxygen sensor* Weld in exhaust boss & plug* Mounting Velcro* Comprehensive Installation, troubleshooting & tuning manual* 0-5 volt Analog Output Signal