MSD Pro Mag Electronic Points Box - For Longer Duration Events (Over 50 Laps) 10000000 4-cylinders require one (1) coil

4-cylinders require one (1) coil pack

5-quart system capacity

this piston stop features 14mm thread for use in most engines

but no brand in particular

then the Programmable Digital-7 Plus is the ignition for you

MSD Pro Mag Electronic Points Box - For Longer Duration Events (Over 50 Laps) 10000000 4-cylinders require one (1) coilAnother 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