MSD Super Conductor Spark Plug Wire Set - GM 2001 - Truck - 8.1L H77203FXXL All sticks incorporate a 3/8-16

All sticks incorporate a 3/8-16 thread size for use with many popular Hurst T-handles and shifter knobs

The Rotor features a deep skirt and thick vanes to stir up the air to prevent ionization and the rotor screws are even overmolded with Rynite for increased spark isolation

Easy to install with included instructions

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GM Fullsize Truck 1960-69

MSD Super Conductor Spark Plug Wire Set - GM 2001 - Truck - 8.1L H77203FXXL All sticks incorporate a 3/8-16Engineered from the inside out, the 8. 5 offers everything you have ever wanted in a wire; incredibly low resistance without electronic interference! In a single 12 inch length of Super Conductor Wire there is only 40 50 ohms of resistance! That is the lowest resistance of any helically wound wire. To accomplish this, we use a copper alloy conductor due to it's great voltage carrying capabilities. The low resistance results in less loss in spark