H.S.I. Low 44mm & 46mm Air Filter AdaptersH. S. I. Standard low type air filter flame arrestor adapter for 44mm & 46mm Mikuni SBN Carbs. For use with tornado style air filters. Anodized black and includes marine grade hardware. *OPTIONAL ADD ON SBN flame arrestor gasket. Part Number(s): 44mm: HSI 01 2020 46mm: HSI 01 2021

Part number: 53-9915

New for 2025 - HOLLOW all the way through the center

Block offs are offered for:

Competition - Aftermarket freestyle hull application such as the Rickter XFS G2

61x Exhaust Manifold with OEM Exhaust

It utilizes the single hole that is already in the hull

Once installed the hood will mold a ridge into the material which keeps the hood in place and creates a watertight seal

5 mm thick

lightweight mounting plate / bracket set to mount RRP Ninja

Includes a delrin pump cone

Also does not work for STANDARD mag pumps such as solas

Kawi 4S (Extended): 23-0012