Mikuni Air Box Adapter Kit - Standard Finish

Mikuni air box adapter kit bridges Mikuni carburetors to factory air boxes on V-twin motorcycles. Molded construction measuring 5.7 in x 3.5 in, engineered to maintain clean intake flow and preserve OEM air filtration.

Features

• Molded adapter construction
• Connects Mikuni carburetors to OEM air boxes
• Compact 5.7 in x 3.5 in x 0.5 in profile
• Lightweight at 0.25 lbs

Specifications

• Brand: Mikuni
• Manufacturer Part #: FHS42/001-K
• Length: 5.7 in
• Width: 3.5 in
• Height: 0.5 in
• Weight: 0.25 lbs
• Country of Origin: Japan

Fitment

Fits Mikuni carburetors paired with factory OEM air boxes on V-twin motorcycles.

Frequently Asked Questions

Will this adapter fit my stock air box?

Yes — this kit is designed to connect Mikuni carbs to OEM air boxes while preserving factory filtration.

What size carburetors does this fit?

This adapter is engineered for standard Mikuni carburetors; verify your carb size against the product manual before ordering.

How much does it weigh?

The adapter weighs only 0.25 lbs, so it adds minimal mass to your intake system.

Is installation difficult?

Installation varies by bike model. Check fitment with your specific motorcycle before purchasing to ensure compatibility with your setup.