OEM Keihin Carburetor Carb Honda CB450 CL 450 HL/14H 1970s 70s single(Just one of them). Not sure if it's a right or a left?. Please do your research. This carb came with a bunch of others from a closed down motorcycle shop. It has been on the shelf for years. It is dirty so it will definitely need a rebuild. The throttle butterflies and pistons are not frozen. Missing one bracket screw. What you see is what you will receive, no more, no less.. You are buying this carb untested, as is, no returns. Please make sure it's what you need.