1.030" Od. 7 Degree 8mm Chromoly Steel Valve Spring Retainers [LS Beehive] Speedmaster gilmer drive-style crankshaft pulley

Speedmaster gilmer drive-style crankshaft pulley spacers are specifically designed to help achieve proper belt alignment

The precise design of these Speedmaster carburetor spacers provides a smooth transition of fuel from the carburetor to the intake manifold

or street performance

The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine

1.030" Od. 7 Degree 8mm Chromoly Steel Valve Spring Retainers [LS Beehive] Speedmaster gilmer drive-style crankshaft pulleySpeedmaster chromoly steel retainers are made from 4140 chromoly and then heat treated for long life. These retainers are available in a variety of lock angles and sizes to suit your needs, from performance street to competition use.