Slip Collar Sprint Mag

The Slip Collar Sprint Mag from MSD Ignition is a precision magneto slip collar designed for high-performance ignition systems used in drag racing, street rods, and classic hot rod applications. This compact component serves as a critical interface between your magneto and engine, enabling reliable spark delivery while accommodating the unique demands of custom ignition setups. Whether you're running a Pro Mag magneto or upgrading an existing system, the Slip Collar Sprint Mag ensures consistent performance in competitive and recreational racing environments.

Engineered with precision tolerances, this slip collar mechanism allows for smooth engagement and disengagement of the magneto drive system without requiring complete shutdown or dismounting. The design facilitates easy maintenance and quick adjustments in the field, critical features for racers who need rapid turnaround between heats or test sessions. Weighing just 0.09 lbs and measuring 2.95 x 0.8 x 4.95 inches, the Sprint Mag maintains a compact footprint while delivering the durability required for sustained high-RPM operation. The slip collar construction minimizes drivetrain stress and reduces shock loads during engagement, extending both magneto and engine longevity.

This product is ideal for performance enthusiasts, drag racers, and restoration builders working with MSD Pro Mag magneto systems or compatible aftermarket ignition platforms. Installation requires no special tools and integrates seamlessly with standard magneto mounting configurations found on small-block and big-block engines. The Sprint Mag slip collar is sold as a single unit, making it perfect for replacement, upgrade, or new system builds where reliable magneto engagement is non-negotiable for consistent ignition timing and race-day reliability.