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Couple this Hi-Ram intake with the high flowing LS1 style cylinder heads has outstanding potential for naturally aspirated and forced induction applications
premium-grade 4140 chromoly steel
but very vital component found in this mass orchestra of mechanics is the idle air control valve
Speedmaster manufactures these master cylinders from quality materials to ensure proper fitment
1.400" Od. 1.060" Id. 10 Degree 11/32 Chromoly Steel Valve Spring Retainers Couple this Hi-Ram intake withSpeedmaster 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.
