Thunderbolt Big Block Tri-Pak Tune-Up Kit

• Kit fits Mercruiser V8 454, 502, 540, and 572 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

WARNING- This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. For more information go towww.P65warnings.ca.gov.