Airbox adapter for Keihin FCR carburetors.

Genuine Keihin high quality part. Sudco part number 021-211.
Dimensions:

• flange: 57mm.
• length: 28mm.

This fits (general): 28-33mm. Keihin FCR carburetors

This fits (specific):

• Honda CBR600F Hurricane (1987-1990)
• Honda CBR600F2 Hurricane (1991-1994)
• Honda CBR600F2 Hurricane (1991-1994)
• Yamaha FZR400 (1988-1989)
• Yamaha FZR600 (1989-1996)
• Yamaha YZF600 (1989-1995).

Complete as pictured.