Thunderbolt V8 Big Block Plug Wire Set | United Wire 113 Nuts & Bolts Outboard Carburetor Repair Kit

Outboard Carburetor Repair Kit

Mid 1970s thru 1994

Replaces Hurth 3312301030

Replaces GM 4

DANA Race 8-M-1-18

Thunderbolt V8 Big Block Plug Wire Set | United Wire 113 Nuts & Bolts Outboard Carburetor Repair KitUnited Ignition Wire Corp V8 Big Block Thunderbolt Spark Plug Wire Set 113 8mm ignition wire set fits Mercruiser 8 cylinder GM big block marine engines with Thunderbolt distributors. Mercruiser Thunderbolt big block marine spark plug wire set Fits Mercruiser 454 and 502 big block engines from 1982 98 with Thunderbolt ignition systems Includes ignition coil wire 180 degree spark plug boots 90 degree distributor boots 8mm SSC 100% Silicone wire for