MSD 34555 90 Degree HEI Distributor Boot, 1975-83, 100 each is a high-performance ignition component designed to deliver stronger spark energy for improved starting, throttle response, and high-rpm performance. Robust construction supports reliable operation in demanding conditions.

Compatible with a range of ignition systems and built for durability under heat, vibration, and electrical stress. Quality materials help maximize output and service life.

A proven choice for street or race engines seeking better ignition performance and consistency.