PLEASE LOOK AT ALL OF THE PICTURES IT WILL HELP YOU OUT ON THE TYPE OF CONTROL BOX THIS IS USED ON.THIS IS A FACTORY REPLACEMENT PART THAT IS A OBSOLETE PART N.L.A. FROM MFG.FOR YEARS . ALSO NO AFTERMARKET PART OEM  PART THIS IS A NEW SWITCH FROM THE MFG.  . MOUNTS ON THE  THROTTLE AND SHIFT CONTROL  HANDLE ON THE BEZEL COVERPLATE. CAN BE USED ON ALL FACTORY SIDE MOUNT CONTROL BOXES FROM 1979 THRU 2004 YEARS. THIS IS A  OLDER STYLE SWITCH FROM 1979 AND NEWER. IF USED ON NEWER STYLE YOU WILL HAVE TO CHANGE THE CONNECTOR AT THE END OF THE SWITCH LEADS.IT DOES NOT COME WITH INSTRUCTIONS. THIS IS A OBSOLETE PART N.L.A. PLEASE MAKE SURE THIS IS THE CORRECT PART FOR YOUR APPLICATION . SOLD AS IS NO RETURNS ABSOLUTELY NO RETURNS FOR A REFUND, SORRY I'M NOT AMAZON OR WALMART PURCHASE SHIP OPEN THEN RETURN ON MY $$. IF RETURNED YOU WILL REIMBURSE THE SHIPPING  COST TO YOU AND PAY FOR THE RETURN SHIPPING WITH TRACKING AND INSURANCE ALSO A 25 % RESTOCKING FEE AFTER INSPECTION OF THE PART WHEN IT WAS RETURNED. SORRY BEEN DOWN THIS PATH BEFORE WITH OTHERS THAT DO NOT KNOW WHAT THEY ARE PURCHASING. WILL SHIP USPS ONLY IN THE  LOWER 48 STATES  OF THE GOOD OLE USA # 1 IN THE WORLD