1.440" Od. 1.050" Id. 7 Degree 11/32 Chromoly Steel Valve Spring Retainers These Speedmaster tailshaft housings are

These Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions

12-point head design and a larger-than-stock shank diameter

The key to a cooler and longer-lasting transmission is simple Speedmaster dual pass transmission coolers

The shifters have stamped components to ensure smooth

full nylon braid

1.440" Od. 1.050" Id. 7 Degree 11/32 Chromoly Steel Valve Spring Retainers These Speedmaster tailshaft housings areSpeedmaster 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.