MSD 8743 (5-Pack) RPM Module Chip 3000-3800RPM 200RPM Increments Even

8743 MSD RPM Modules - 3000 Series Kit - Even Increments

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MSD Ignition 8743 RPM Module Kit for 3000-3800 RPM, Even Series

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8743 MSD RPM Modules - 3000 Series Kit - Even Increments

MSD RPM Module - 3000-3800 RPM - 200 RPM Increments - Even - Set of 5 8743