Replacement Roll Pin Fits 85551

The Replacement Roll Pin Fits 85551 from MSD Ignition is a precision-engineered fastener designed for high-performance ignition system assembly and maintenance. This roll pin is essential for ensuring the reliability of ignition systems, making it a critical component for engine builders and tuners alike.

Measuring 1.05 inches in length and 0.45 inches in diameter, this roll pin is designed to withstand the vibration, thermal cycling, and mechanical stress typical in high-output ignition systems. Its cylindrical design helps distribute load evenly, preventing shear failure during engine startup and continuous operation.

Technicians and engine builders working with MSD 85551 distributors, ignition boxes, or module assemblies will find this replacement roll pin essential for any repair or upgrade. Its lightweight profile (0.01 lbs) makes it ideal for weight-conscious builds where every component matters.