Spark Guard

Dielectric grease
MSD's Spark Guard is a dielectric grease that solves many common ignition troubles. It stops voltage leaks, eases boot removal, prevents moisture buildup inside the spark plug wire boots, and even helps protect against radio noise (EMI). It also simplifies the installation of MSD Universal Spark Plug Wire
Sets. Spark Guard will not dry up or harden so it will retain its spark isolating capabilities indefinitely.Features:Stops voltage leaksPrevents moisture build-upEases boot assembly and removal0.5 oz. of Spark Isolation Gel