Description
Reliable spark plug wires are critical to consistent ignition timing and engine performance, especially in high-RPM applications where factory wires often fail. The Moroso Ultra 40 delivers low-resistance spark delivery with spiral-core construction designed to minimize electromagnetic interference and maintain signal integrity under sustained heat and load. Whether you’re running a street machine or track car, this kit ensures your small block Chevy fires with precision every pass.
- 8.65 mm diameter
- Spiral core design
- Sleeved construction
- 90-degree plug boots
- HEI style terminal
- Blue sleeve finish
- Under-header routing
- Small block Chevy fitment
- Complete 8-cylinder kit
- Bolt-on installation
- MPN: 73607
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