1.400" Od. 1.060" Id.(+.050) 10 Deg 11/32 Chromoly Steel Valve Spring Retainers These Speedmaster fuel pumps feature

These Speedmaster fuel pumps feature an improved design for street and strip applications

heat-treated to a maximum strength of 190

these cams provide better throttle response and more top-end horsepower than equivalent cams from other manufacturers

This crank support system is a must have for all small block chevy racers with a supercharger

filter element

1.400" Od. 1.060" Id.(+.050) 10 Deg 11/32 Chromoly Steel Valve Spring Retainers These Speedmaster fuel pumps featureSpeedmaster 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. This specific retainer is designed to add to the installed height by . 050 effectively decreasing spring pressure.