Fits; 1975+ Big Block Chevrolet, 366-454, HEI
Moroso wire sets equipped with Multi-angle Spark Plug Boots allow you to bend the spark plug boot up to 45° to avoid clearance issues during installation. This allows you to avoid headers, valve covers and other components to achieve your preferred wire routing.
Moroso Ultra 350 ignition wires are available in 7MM & 8MM diameters and are rated at 350 ohms per foot; perfect for your daily driver or your performance car or truck! Sets are available in red or black, with some sets available with exterior sleeving for additional heat protection. Ultra 350 wires are proudly made in U.S.A. and offered in vehicle-specific custom-fit sets, as well as universal sets allowing you to tailor the install for your preferred fitment!

• Moroso Ultra 350 wire; 8MM wire with 350 ohms of resistance per foot
• Multi-angle spark plug boot can be bent up to 45°; silicone plug boots protect against high-heat situations and encase sure-grip, snap-lock terminals for positive connections
• Efficient conductor constructed with stainless nickel alloy wire, wound around a conductive, latex-coated, heavy fiberglass core
• Inner insulation layer adds optimum dielectric strength while outer jacket offers superior heat and flame resistance
• Approximate overall wire lengths; Cyl. #1 - 36.625", 41.625", 34.625", 33.625", 26.125", 28.625", 24.125", 25.625", Coil Wire 36"