Spark Plug Wire Set Universal 8mm Silicone Spiro Pro 350 ohm/ft Red 74291 perm-street-carbsavengers 7L V8 1955 GMC 280-22

7L V8 1955 GMC 280-22   288/4

T56 Magnum

8L V8 1978 Ford Thunderbird Diamond Jubilee 351/5

Turns Ratio: 50:1

Spark Plug Wire Set Universal 8mm Silicone Spiro Pro 350 ohm/ft Red 74291 perm-street-carbsavengers 7L V8 1955 GMC 280-22Overview: 8mm Spiro Pro custom 4 cyl red Custom Spark Plug Wire Sets are duplicates of your OE wire set. Each wire is cut to length and booted to match your original wires. 8mm Spiro Pro Wire is the top choice of racers and enthusiasts due to its affordable value and overall high performance features. Spiro Pro 8mm or 10. 9mm wires feature 350 ohms per foot with the signature Taylor Cable boot for the street or the track. Features: 350 ohms per foot