Mostly fits:
1988-2000 Honda XR600R
Replaces 16100-MN1-681

Measurement
Intake Side Inner Diameter : 43mm
Intake Side Outer Diameter : 49mm
Air Filter Mount Outer Diameter : 58mm

Package Includes:

1 x Carburetor
 
Professional installation is highly recommended
(Professional Customer Service Technical Guidance).
Not Instructions.

For any needs please contact us. 

It is a 100% brand new carburetor.
Please confirm your old part number and size matches up with one of the part numbers and pictures above.