Air Cleaner Adapter - 5 1/8" to 3 1/16" do it with the originals

do it with the originals from PCE

These 1/4" thick billet brackets replace the weak and unattractive factory fixtures on any factory or aftermarket LS series valve covers

Get up to four degrees of timing adjustment with Speedmaster adjustable timing pointers

Those Speedmaster headers feature 3/8 in

This construction ensures superior strength

Air Cleaner Adapter - 5 1/8" to 3 1/16" do it with the originalsSpeedmaster 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.