These are the valve adjusting tool part names and numbers from the Honda Service Manual for 1986-87 VFR Interceptors. Prices are approximate, in US dollars. Tappet adjustor 07GMA-ML70110 $15 Tappet lock nut tool 07GMA-ML70120 $11 Tappet wrench holder 07GMA-ML70200 $9 And for carb adjusting, Pilot screw wrench 07908-4220201 $19