Moroso Blue Max Shrink Sleeve

Moroso Blue Max Shrink Sleeve for spark plug wires simplifies spark plug wire identification and installation. Pre-numbered from 1 through 8; sets include two sleeves of each number to identify both ends of each spark plug wire. Part numbers 72030 & 72031 are designed to complete the seal between boots and spark plug wire at each end. Sleeves shrink fit to ANY size spark plug wire.