YAMAHA PAIR OF MIKUNI CARBS. MAY HAVE MARKS FROM STORAGE AND USE. RECOMMEND CLEANING BEFORE USE. NEED REBUILDING AND CLEANING OUT. NOT SURE ON THE MODELS INLETS LOOK TO BE 32MM BUT HAS INNER TUBE MAKING ABOUT 31MM. THE CARB IN BITS HAS A DAMAGED BRASS GUIDE WHICH NEEDS REPAIR OR REPLACEMENT. PLEASE ASK ANY QUESTIONS BEFORE PURCHASING. PLEASE ASK ANY QUESTIONS YOU MAY HAVE BEFORE PURCHASING ALSO CHECK OUT OUR ONLINE STORE/WEB PAGE FOR ANY NOS AND SECOND HAND SPARES YOU MAY HAVE MISSED! PLEASE STUDY PICTURES CARE FULLY AS THEY FORM PART OF THE DESCRIPTION! THIS INCLUDES PAYING A PERSON TO PACK, PACKAGING FACILITIES AND COURIERS. THIS IS SO YOU GET YOUR ITEM IN THE BEST AND FASTEST WAY POSSIBLE. VIEWING RECOMMENDED & WELCOMED CALL.