K&N air filter 1.5 cone for HS4/H4/HIF38 carburettors.
This K&N air filter is for 1.5" carburettor applications.
This Conical K&N air filter fits single or dual carburettor setups.
Sold individually. K&N air filters are unsurpassed in their performance yet are very compact in size to fit in even the most cramped quarters. These K&N air filters do not seem to work very well on small bore engines and up to 6 bhp.