Air Cleaner Adapter - 5 1/8" to 3 1/16" Let everyone know where you

Let everyone know where you go for high performance aftermarket parts and accessories with the Speedmaster soft shell jacket

Provide safety in the event of too much pressure due to overfilling or heat

This construction ensures superior strength

heat-treated and shot-peened

and increasing the cap's resistance to closing up under high loads

Air Cleaner Adapter - 5 1/8" to 3 1/16" Let everyone know where youSpeedmaster air cleaner adapters will adapt your carburetor to a standard size air cleaner base. They're made from a durable, lightweight, high impact material that's heat resistant, too. Make air cleaner fitment a breeze with one of these Speedmaster air cleaner adapters.