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This upgraded combination elevates the standard in electronic fuel injection
it provides a flow rate of 67 GPH (255 LPH) at 12V
They also offer the potential for improved fuel economy by making the engine more efficient
Speedmaster rocker arm adjusting nuts are high-quality polylocks designed for full roller rocker arms
Performance Cast Iron cylinder heads are designed to be a direct replacement for your worn or cracked heads
1.500" Od. 1.150" Id. 10 Degree 11/32 Chromoly Steel Valve Spring Retainers This upgraded combination elevates theSpeedmaster 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.
