
Spark Plug Wires V8 Engines
- Spark Plug Wires
- V8 Engines
- 90° Boots
- HEI & Non-HEI Terminals
- Black
Spark Plug Wire Lengths Coil Wire Length 35" 35" 39" 39" 46" 50" 53" 53" 36"
For Street or Strip!
Moroso Blue Max Spiral Core Plug Wires are engineered for superior performance and they are run through a rigorous testing program, to provide the finest spark plug wires available for the street or strip!
Recent testing shows that by switching aramid fiber wire core to a Kevlar core, the wire tensile strength is increased up to four times stronger, while using less material. The newly designed Kevlar core is smaller in diameter, with a larger size of the EPDM Layer, for additional dielectric strength. The Blue Max Spiral Core Plug Wires contain a strategically wound, 304 stainless steel alloy conductor that delivers high and even energy spark levels.
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So if you want the best wire for your Hot Rod, whether it's a fulltime street machine or performs a lot of track time, Moroso's Blue Max 800 ohm Spiral Core Wire is the choice for you!
Features:
- Available in popular 8mm and extra-thick Super Max 11
- Universal and Custom Fit Sets
- Optimized combination of capacitance, inductance and resistance provides more spark energy and EMI protection than any other spiral core wire in their class
- Eliminates interference with on-board electronics and provides static-free sound quality for car audio systems Note: Straight plug boot kits are bendable to 45°
Independent Testing Confirms... Blue Max Beats All Other Wire In Its Class!
8mm Custom Fit Wires Application Guides GM Application Guide Ford Application Guide Chrysler Application Guide

Upgrade your ignition system with Moroso Blue Max Spiral Core Plug Wires — engineered to deliver superior spark energy and consistent performance for both street and strip applications. Designed with professional racers in mind but accessible for enthusiasts, these wires offer durability, strength, and reliability that go far beyond standard plug wire sets.
Built with a Kevlar core and a 304 stainless steel conductor, these spiral core spark plug wires provide excellent spark transfer while suppressing electromagnetic interference (EMI). That means cleaner signals, fewer misfires, and more reliable performance even under the most demanding conditions. With resistance optimized at about 800 ohms per foot, these wires strike the perfect balance between energy delivery and interference control.
Moroso Blue Max wires are designed to stand up to the harsh environment of the engine bay. They resist extreme heat, abrasion, vibration, fuel, and oil exposure, ensuring long-lasting service life. Their robust 8mm construction gives added durability while maintaining flexibility for easy routing and installation.
These wires aren’t just tough—they’re performance-driven. Whether you’re running a high-compression street machine, a boosted setup, or a drag car, Moroso Blue Max Spiral Core Plug Wires provide consistent ignition power to keep your engine firing at its best.
If you’re looking for plug wires that combine professional-level performance with everyday reliability, the Moroso Blue Max series is the smart choice. Install them with confidence and experience cleaner ignition, stronger spark energy, and the dependable performance your build deserves.


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