Ford Racing Intake Manifolds M-12A227-CJ13 Ford Racing high-rpm ignition pulse rings power up your Ti-VCT engine. These pulse rings are modified to support higher rpm engine builds and extend rpm range from 7,700 to 8,100 rpm. Do you need parts for your Ford? The best and only choice should be the people who know your vehicle best--Ford Racing. PULSE RING 5.0L HIGH RPM COMPETITION Ford Racing 5.0L TI-VCT High RPM Competition Pulse Ring

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