Premium marine tune up kit includes distributor cap, rotor, and spark plug wires for Mercruiser V6 engines with Thunderbolt distributors.
- Kit fits Mercruiser 4.3L V6 262 cubic inch engines with Thunderbolt ignition systems
- Includes MEGA-MAG 8mm SSC silicone spark plug wire set, heavy-duty distributor cap and rotor with brass contacts, dielectric silicone grease, and wire separators
- Ignition coil wire included
- Wire set has 90 degree boots on each end