10.5 MM High Performance Spark Plug Wire Set Replacement for HEI SBC BBC 350 383 454 Electronic Ignition HEI Plug Wires;

Product Description: 

10.5mm High Performance Racing Spark Plug Wires
Universal Set For SBC & BBC Chevrolet Engines
Electronic Ignition HEI Plug Wires, 90 Degree HEI Style Boots on Distributor with Straight Spark Plug Boots
Get more Spark to your Plugs with a set of High Performance Ignition Wires
These 10.5mm wires feature high-temperature 100% pure silicone insulator outer layer! 
Spiral-Wound Copper Conductor has Extremely Low Resistance combined with extremely high EMI suppression
These Performance wires deliver the highest possible energy to the spark plugs so that your ignition upgrades reach their full potential, without creating interference for onboard electronics. 
The wires have a high dielectric strength insulator and heavy glass braid, topped with heavy-duty silicone jackets and high-temperature black boots to resist damage from heat and abrasion