1.370" Od. 1.060" Id. 7 Deg 11/32 Chromoly Steel Valve Spring Retainers OLDSMOB. The OEM replacements get harder

The OEM replacements get harder to find as time goes on

Speedmasterª & FAST line of EFI systems are all you need when deciding to upgrade your engine to modern electronic fuel injection

Crafted from high-quality aluminum

If it has to seal right the first time Speedmaster has what you need

Slim line design for when space is at a premium

1.370" Od. 1.060" Id. 7 Deg 11/32 Chromoly Steel Valve Spring Retainers OLDSMOB. The OEM replacements get harderSpeedmaster 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.