1.500" Od. 1.150" Id. 10 Degree 11/32 Chromoly Steel Valve Spring Retainers They also offer the potential

They also offer the potential for improved fuel economy by making the engine more efficient

These housings can be flipped 180 degrees for either a left or right outlet location

Designed to work with PCE628

With an adjustable vintage plastic snapback closure

Other features include a flush mount

1.500" Od. 1.150" Id. 10 Degree 11/32 Chromoly Steel Valve Spring Retainers They also offer the potentialSpeedmaster 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.