Universal GM CS130 Alternator Housing Case Internal Regulator Front and Rear Cover [Chrome] They are ground and thread-rolled

They are ground and thread-rolled after heat treatment to ensure the exacting tolerances that Speedmaster requires for all of their fasteners

You can depend on Speedmaster for the items that you need to keep your fuel system in top shape

the IAC valves adjust the airflow to improve motor idling

Whether you're overhauling an engine or looking to upgrade your vehicle's performance

When installing your new shifter

Universal GM CS130 Alternator Housing Case Internal Regulator Front and Rear Cover [Chrome] They are ground and thread-rolledIf you want the awesome look of a chrome alternator but your GM alternator is working great, let Speedmaster hook you up! These GM chrome alternator housings will bolt right on to most GM alternator applications. They feature a sleek chrome finish and you can use all of your existing hardware. Check out our alternator pulley selection.