1.400" Od. 1.060" Id. 10 Degree 11/32 Chromoly Steel Valve Spring Retainers Made from 5051 aircraft aluminum

Made from 5051 aircraft aluminum alloy

but very vital component found in this mass orchestra of mechanics is the idle air control valve

and you can choose between plain polished

quickest possible shift

Speedmaster rock-solid race shifting automatic shifters can give your street ride the feel of having a full-on race stick in your hand

1.400" Od. 1.060" Id. 10 Degree 11/32 Chromoly Steel Valve Spring Retainers Made from 5051 aircraft aluminumSpeedmaster 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.