CDI HAS BEEN TESTED AND ALL IS IN WORKING ORDER. THIS PART IS READY TO BE INSTALLED. WE GUARANTEE THIS IS A GOOD USABLE PART. PLEASE SEE ALL PICTURES THEY HELP SHOW THE CONDITION OF THE PARTS OR PARTS. GOT A QUESTION? NEED HELP? NOT SURE IF THIS PART WILL FIT YOUR ATV? EMAIL US WE ARE HERE TO HELP.