MSD Pro Mag Electronic Points Box - For Longer Duration Events (Over 50 Laps) 5CA 1968-1969 GMC C35/C3500 Pickup CID

1968-1969 GMC C35/C3500 Pickup CID 396 GAS

1975-1980 Ford F-150

Open Drive

3 Quick Release Fasteners

MSD Pro Mag Electronic Points Box - For Longer Duration Events (Over 50 Laps) 5CA 1968-1969 GMC C35/C3500 Pickup CIDAnother unique feature of the Pro Mag 12 is a built in Soft Touch Rev Control. The rpm limit is adjusted with plug in modules and will save your expensive engine in the event of driveline failure or missed shifts. The limit is accurate to within 1% and operates by dropping the spark to individual cylinders then firing that plug on the next cycle to avoid filling the cylinder with fuel. This system provides a smooth, backfire free limit. Plus, you can