1.160" Od. 7 Degree 8mm Chromoly Steel Valve Spring Retainers [LS Dual] In today's higher rpm engines

In today's higher rpm engines

These rods incorporate a special doweled cap for specific cap-to-rod alignment and are profiled with extra clearance for stroker applications

Slim line design for when space is at a premium

This is our most popular manifold and is showing up on many performance street machines and street rods

1.160" Od. 7 Degree 8mm Chromoly Steel Valve Spring Retainers [LS Dual] In today's higher rpm enginesSpeedmaster 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.